| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2000-0736 | 0.00 | — | 0.02 | Oct 20, 2000 | Buffer overflow in Becky! Internet Mail client 1.26.04 and earlier allows remote attackers to cause a denial of service via a long Content-type: MIME header when the user forwards a message. | |||
| CVE-2000-0737 | 0.03 | — | 0.04 | Oct 20, 2000 | The Service Control Manager (SCM) in Windows 2000 creates predictable named pipes, which allows a local user with console access to gain administrator privileges, aka the "Service Control Manager Named Pipe Impersonation" vulnerability. | |||
| CVE-2000-0738 | 0.00 | — | 0.02 | Oct 20, 2000 | WebShield SMTP 4.5 allows remote attackers to cause a denial of service by sending e-mail with a From: address that has a . (period) at the end, which causes WebShield to continuously send itself copies of the e-mail. | |||
| CVE-2000-0739 | 0.03 | — | 0.03 | Oct 20, 2000 | Directory traversal vulnerability in strong.exe program in NAI Net Tools PKI server 1.0 before HotFix 3 allows remote attackers to read arbitrary files via a .. (dot dot) attack in an HTTPS request to the enrollment server. | |||
| CVE-2000-0740 | 0.03 | — | 0.05 | Oct 20, 2000 | Buffer overflow in strong.exe program in NAI Net Tools PKI server 1.0 before HotFix 3 allows remote attackers to execute arbitrary commands via a long URL in the HTTPS port. | |||
| CVE-2000-0741 | 0.03 | — | 0.05 | Oct 20, 2000 | Format string vulnerability in strong.exe program in NAI Net Tools PKI server 1.0 before HotFix 3 allows remote attackers to execute arbitrary code via format strings in a URL with a .XUDA extension. | |||
| CVE-2000-0742 | 0.02 | — | 0.19 | Oct 20, 2000 | The IPX protocol implementation in Microsoft Windows 95 and 98 allows remote attackers to cause a denial of service by sending a ping packet with a source IP address that is a broadcast address, aka the "Malformed IPX Ping Packet" vulnerability. | |||
| CVE-2000-0743 | 0.04 | — | 0.13 | Oct 20, 2000 | Buffer overflow in University of Minnesota (UMN) gopherd 2.x allows remote attackers to execute arbitrary commands via a DES key generation request (GDESkey) that contains a long ticket value. | |||
| CVE-2000-0745 | 0.04 | — | 0.12 | Oct 20, 2000 | admin.php3 in PHP-Nuke does not properly verify the PHP-Nuke administrator password, which allows remote attackers to gain privileges by requesting a URL that does not specify the aid or pwd parameter. | |||
| CVE-2000-0746 | 0.01 | — | 0.10 | Oct 20, 2000 | Vulnerabilities in IIS 4.0 and 5.0 do not properly protect against cross-site scripting (CSS) attacks. They allow a malicious web site operator to embed scripts in a link to a trusted site, which are returned without quoting in an error message back to the client. The client… | |||
| CVE-2000-0747 | 0.00 | — | 0.02 | Oct 20, 2000 | The logrotate script for OpenLDAP before 1.2.11 in Conectiva Linux sends an improper signal to the kernel log daemon (klogd) and kills it. | |||
| CVE-2000-0748 | 0.00 | — | 0.00 | Oct 20, 2000 | OpenLDAP 1.2.11 and earlier improperly installs the ud binary with group write permissions, which could allow any user in that group to replace the binary with a Trojan horse. | |||
| CVE-2000-0749 | 0.00 | — | 0.00 | Oct 20, 2000 | Buffer overflow in the Linux binary compatibility module in FreeBSD 3.x through 5.x allows local users to gain root privileges via long filenames in the linux shadow file system. | |||
| CVE-2000-0750 | 0.00 | — | 0.02 | Oct 20, 2000 | Buffer overflow in mopd (Maintenance Operations Protocol loader daemon) allows remote attackers to execute arbitrary commands via a long file name. | |||
| CVE-2000-0751 | 0.03 | — | 0.04 | Oct 20, 2000 | mopd (Maintenance Operations Protocol loader daemon) does not properly cleanse user-injected format strings, which allows remote attackers to execute arbitrary commands. | |||
| CVE-2000-0752 | 0.00 | — | 0.00 | Oct 20, 2000 | Buffer overflows in brouted in FreeBSD and possibly other OSes allows local users to gain root privileges via long command line arguments. | |||
| CVE-2000-0753 | 0.00 | — | 0.05 | Oct 20, 2000 | The Microsoft Outlook mail client identifies the physical path of the sender's machine within a winmail.dat attachment to Rich Text Format (RTF) files. | |||
| CVE-2000-0754 | 0.00 | — | 0.01 | Oct 20, 2000 | Vulnerability in HP OpenView Network Node Manager (NMM) version 6.1 related to passwords. | |||
| CVE-2000-0755 | 0.00 | — | 0.00 | Oct 20, 2000 | Vulnerability in the newgrp command in HP-UX 11.00 allows local users to gain privileges. | |||
| CVE-2000-0756 | 0.00 | — | 0.05 | Oct 20, 2000 | Microsoft Outlook 2000 does not properly process long or malformed fields in vCard (.vcf) files, which allows attackers to cause a denial of service. | |||
| CVE-2000-0757 | 0.03 | — | 0.04 | Oct 20, 2000 | The sysgen service in Aptis Totalbill does not perform authentication, which allows remote attackers to gain root privileges by connecting to the service and specifying the commands to be executed. | |||
| CVE-2000-0758 | 0.00 | — | 0.00 | Oct 20, 2000 | The web interface for Lyris List Manager 3 and 4 allows list subscribers to obtain administrative access by modifying the value of the list_admin hidden form field. | |||
| CVE-2000-0759 | 0.05 | — | 0.26 | Oct 20, 2000 | Jakarta Tomcat 3.1 under Apache reveals physical path information when a remote attacker requests a URL that does not exist, which generates an error message that includes the physical path. | |||
| CVE-2000-0760 | 0.08 | — | 0.63 | Oct 20, 2000 | The Snoop servlet in Jakarta Tomcat 3.1 and 3.0 under Apache reveals sensitive system information when a remote attacker requests a nonexistent URL with a .snp extension. | |||
| CVE-2000-0761 | 0.00 | — | 0.02 | Oct 20, 2000 | OS2/Warp 4.5 FTP server allows remote attackers to cause a denial of service via a long username. | |||
| CVE-2000-0762 | 0.00 | — | 0.06 | Oct 20, 2000 | The default installation of eTrust Access Control (formerly SeOS) uses a default encryption key, which allows remote attackers to spoof the eTrust administrator and gain privileges. | |||
| CVE-2000-0763 | 0.03 | — | 0.01 | Oct 20, 2000 | xlockmore and xlockf do not properly cleanse user-injected format strings, which allows local users to gain root privileges via the -d option. | |||
| CVE-2000-0764 | 0.00 | — | 0.02 | Oct 20, 2000 | Intel Express 500 series switches allow a remote attacker to cause a denial of service via a malformed IP packet. | |||
| CVE-2000-0765 | 0.00 | — | 0.04 | Oct 20, 2000 | Buffer overflow in the HTML interpreter in Microsoft Office 2000 allows an attacker to execute arbitrary commands via a long embedded object tag, aka the "Microsoft Office HTML Object Tag" vulnerability. | |||
| CVE-2000-0766 | 0.04 | — | 0.07 | Oct 20, 2000 | Buffer overflow in vqSoft vqServer 1.4.49 allows remote attackers to cause a denial of service or possibly gain privileges via a long HTTP GET request. | |||
| CVE-2000-0767 | 0.00 | — | 0.04 | Oct 20, 2000 | The ActiveX control for invoking a scriptlet in Internet Explorer 4.x and 5.x renders arbitrary file types instead of HTML, which allows an attacker to read arbitrary files, aka the "Scriptlet Rendering" vulnerability. | |||
| CVE-2000-0768 | 0.01 | — | 0.10 | Oct 20, 2000 | A function in Internet Explorer 4.x and 5.x does not properly verify the domain of a frame within a browser window, which allows a remote attacker to read client files, aka a variant of the "Frame Domain Verification" vulnerability. | |||
| CVE-2000-0769 | 0.00 | — | 0.01 | Oct 20, 2000 | O'Reilly WebSite Pro 2.3.7 installs the uploader.exe program with execute permissions for all users, which allows remote attackers to create and execute arbitrary files by directly calling uploader.exe. | |||
| CVE-2000-0770 | 0.01 | — | 0.15 | Oct 20, 2000 | IIS 4.0 and 5.0 does not properly restrict access to certain types of files when their parent folders have less restrictive permissions, which could allow remote attackers to bypass access restrictions to some files, aka the "File Permission Canonicalization" vulnerability. | |||
| CVE-2000-0771 | 0.00 | — | 0.02 | Oct 20, 2000 | Microsoft Windows 2000 allows local users to cause a denial of service by corrupting the local security policy via malformed RPC traffic, aka the "Local Security Policy Corruption" vulnerability. | |||
| CVE-2000-0772 | 0.00 | — | 0.01 | Oct 20, 2000 | The installation of Tumbleweed Messaging Management System (MMS) 4.6 and earlier (formerly Worldtalk Worldsecure) creates a default account "sa" with no password. | |||
| CVE-2000-0773 | 0.00 | — | 0.02 | Oct 20, 2000 | Bajie HTTP web server 0.30a allows remote attackers to read arbitrary files via a URL that contains a "....", a variant of the dot dot directory traversal attack. | |||
| CVE-2000-0774 | 0.00 | — | 0.01 | Oct 20, 2000 | The sample Java servlet "test" in Bajie HTTP web server 0.30a reveals the real pathname of the web document root. | |||
| CVE-2000-0775 | 0.04 | — | 0.10 | Oct 20, 2000 | Buffer overflow in RobTex Viking server earlier than 1.06-370 allows remote attackers to cause a denial of service or execute arbitrary commands via a long HTTP GET request, or long Unless-Modified-Since, If-Range, or If-Modified-Since headers. | |||
| CVE-2000-0776 | 0.03 | — | 0.04 | Oct 20, 2000 | Mediahouse Statistics Server 5.02x allows remote attackers to execute arbitrary commands via a long HTTP GET request. | |||
| CVE-2000-0777 | 0.00 | — | 0.01 | Oct 20, 2000 | The password protection feature of Microsoft Money can store the password in plaintext, which allows attackers with physical access to the system to obtain the password, aka the "Money Password" vulnerability. | |||
| CVE-2000-0778 | 0.10 | — | 0.87 | Oct 20, 2000 | IIS 5.0 allows remote attackers to obtain source code for .ASP files and other scripts via an HTTP GET request with a "Translate: f" header, aka the "Specialized Header" vulnerability. | |||
| CVE-2000-0779 | 0.00 | — | 0.02 | Oct 20, 2000 | Checkpoint Firewall-1 with the RSH/REXEC setting enabled allows remote attackers to bypass access restrictions and connect to a RSH/REXEC client via malformed connection requests. | |||
| CVE-2000-0780 | 0.04 | — | 0.07 | Oct 20, 2000 | The web server in IPSWITCH IMail 6.04 and earlier allows remote attackers to read and delete arbitrary files via a .. (dot dot) attack. | |||
| CVE-2000-0781 | 0.00 | — | 0.00 | Oct 20, 2000 | uagentsetup in ARCServeIT Client Agent 6.62 does not properly check for the existence or ownership of a temporary file which is moved to the agent.cfg configuration file, which allows local users to execute arbitrary commands by modifying the temporary file before it is moved. | |||
| CVE-2000-0782 | 0.04 | — | 0.08 | Oct 20, 2000 | netauth.cgi program in Netwin Netauth 4.2e and earlier allows remote attackers to read arbitrary files via a .. (dot dot) attack. | |||
| CVE-2000-0783 | 0.00 | — | 0.02 | Oct 20, 2000 | Watchguard Firebox II allows remote attackers to cause a denial of service by sending a malformed URL to the authentication service on port 4100. | |||
| CVE-2000-0784 | 0.00 | — | 0.03 | Oct 20, 2000 | sshd program in the Rapidstream 2.1 Beta VPN appliance has a hard-coded "rsadmin" account with a null password, which allows remote attackers to execute arbitrary commands via ssh. | |||
| CVE-2000-0785 | 0.00 | — | 0.01 | Oct 20, 2000 | WircSrv IRC Server 5.07s allows IRC operators to read arbitrary files via the importmotd command, which sets the Message of the Day (MOTD) to the specified file. | |||
| CVE-2000-0786 | 0.00 | — | 0.00 | Oct 20, 2000 | GNU userv 1.0.0 and earlier does not properly perform file descriptor swapping, which can corrupt the USERV_GROUPS and USERV_GIDS environmental variables and allow local users to bypass some access restrictions. |
- CVE-2000-0736Oct 20, 2000risk 0.00cvss —epss 0.02
Buffer overflow in Becky! Internet Mail client 1.26.04 and earlier allows remote attackers to cause a denial of service via a long Content-type: MIME header when the user forwards a message.
- CVE-2000-0737Oct 20, 2000risk 0.03cvss —epss 0.04
The Service Control Manager (SCM) in Windows 2000 creates predictable named pipes, which allows a local user with console access to gain administrator privileges, aka the "Service Control Manager Named Pipe Impersonation" vulnerability.
- CVE-2000-0738Oct 20, 2000risk 0.00cvss —epss 0.02
WebShield SMTP 4.5 allows remote attackers to cause a denial of service by sending e-mail with a From: address that has a . (period) at the end, which causes WebShield to continuously send itself copies of the e-mail.
- CVE-2000-0739Oct 20, 2000risk 0.03cvss —epss 0.03
Directory traversal vulnerability in strong.exe program in NAI Net Tools PKI server 1.0 before HotFix 3 allows remote attackers to read arbitrary files via a .. (dot dot) attack in an HTTPS request to the enrollment server.
- CVE-2000-0740Oct 20, 2000risk 0.03cvss —epss 0.05
Buffer overflow in strong.exe program in NAI Net Tools PKI server 1.0 before HotFix 3 allows remote attackers to execute arbitrary commands via a long URL in the HTTPS port.
- CVE-2000-0741Oct 20, 2000risk 0.03cvss —epss 0.05
Format string vulnerability in strong.exe program in NAI Net Tools PKI server 1.0 before HotFix 3 allows remote attackers to execute arbitrary code via format strings in a URL with a .XUDA extension.
- CVE-2000-0742Oct 20, 2000risk 0.02cvss —epss 0.19
The IPX protocol implementation in Microsoft Windows 95 and 98 allows remote attackers to cause a denial of service by sending a ping packet with a source IP address that is a broadcast address, aka the "Malformed IPX Ping Packet" vulnerability.
- CVE-2000-0743Oct 20, 2000risk 0.04cvss —epss 0.13
Buffer overflow in University of Minnesota (UMN) gopherd 2.x allows remote attackers to execute arbitrary commands via a DES key generation request (GDESkey) that contains a long ticket value.
- CVE-2000-0745Oct 20, 2000risk 0.04cvss —epss 0.12
admin.php3 in PHP-Nuke does not properly verify the PHP-Nuke administrator password, which allows remote attackers to gain privileges by requesting a URL that does not specify the aid or pwd parameter.
- CVE-2000-0746Oct 20, 2000risk 0.01cvss —epss 0.10
Vulnerabilities in IIS 4.0 and 5.0 do not properly protect against cross-site scripting (CSS) attacks. They allow a malicious web site operator to embed scripts in a link to a trusted site, which are returned without quoting in an error message back to the client. The client…
- CVE-2000-0747Oct 20, 2000risk 0.00cvss —epss 0.02
The logrotate script for OpenLDAP before 1.2.11 in Conectiva Linux sends an improper signal to the kernel log daemon (klogd) and kills it.
- CVE-2000-0748Oct 20, 2000risk 0.00cvss —epss 0.00
OpenLDAP 1.2.11 and earlier improperly installs the ud binary with group write permissions, which could allow any user in that group to replace the binary with a Trojan horse.
- CVE-2000-0749Oct 20, 2000risk 0.00cvss —epss 0.00
Buffer overflow in the Linux binary compatibility module in FreeBSD 3.x through 5.x allows local users to gain root privileges via long filenames in the linux shadow file system.
- CVE-2000-0750Oct 20, 2000risk 0.00cvss —epss 0.02
Buffer overflow in mopd (Maintenance Operations Protocol loader daemon) allows remote attackers to execute arbitrary commands via a long file name.
- CVE-2000-0751Oct 20, 2000risk 0.03cvss —epss 0.04
mopd (Maintenance Operations Protocol loader daemon) does not properly cleanse user-injected format strings, which allows remote attackers to execute arbitrary commands.
- CVE-2000-0752Oct 20, 2000risk 0.00cvss —epss 0.00
Buffer overflows in brouted in FreeBSD and possibly other OSes allows local users to gain root privileges via long command line arguments.
- CVE-2000-0753Oct 20, 2000risk 0.00cvss —epss 0.05
The Microsoft Outlook mail client identifies the physical path of the sender's machine within a winmail.dat attachment to Rich Text Format (RTF) files.
- CVE-2000-0754Oct 20, 2000risk 0.00cvss —epss 0.01
Vulnerability in HP OpenView Network Node Manager (NMM) version 6.1 related to passwords.
- CVE-2000-0755Oct 20, 2000risk 0.00cvss —epss 0.00
Vulnerability in the newgrp command in HP-UX 11.00 allows local users to gain privileges.
- CVE-2000-0756Oct 20, 2000risk 0.00cvss —epss 0.05
Microsoft Outlook 2000 does not properly process long or malformed fields in vCard (.vcf) files, which allows attackers to cause a denial of service.
- CVE-2000-0757Oct 20, 2000risk 0.03cvss —epss 0.04
The sysgen service in Aptis Totalbill does not perform authentication, which allows remote attackers to gain root privileges by connecting to the service and specifying the commands to be executed.
- CVE-2000-0758Oct 20, 2000risk 0.00cvss —epss 0.00
The web interface for Lyris List Manager 3 and 4 allows list subscribers to obtain administrative access by modifying the value of the list_admin hidden form field.
- CVE-2000-0759Oct 20, 2000risk 0.05cvss —epss 0.26
Jakarta Tomcat 3.1 under Apache reveals physical path information when a remote attacker requests a URL that does not exist, which generates an error message that includes the physical path.
- CVE-2000-0760Oct 20, 2000risk 0.08cvss —epss 0.63
The Snoop servlet in Jakarta Tomcat 3.1 and 3.0 under Apache reveals sensitive system information when a remote attacker requests a nonexistent URL with a .snp extension.
- CVE-2000-0761Oct 20, 2000risk 0.00cvss —epss 0.02
OS2/Warp 4.5 FTP server allows remote attackers to cause a denial of service via a long username.
- CVE-2000-0762Oct 20, 2000risk 0.00cvss —epss 0.06
The default installation of eTrust Access Control (formerly SeOS) uses a default encryption key, which allows remote attackers to spoof the eTrust administrator and gain privileges.
- CVE-2000-0763Oct 20, 2000risk 0.03cvss —epss 0.01
xlockmore and xlockf do not properly cleanse user-injected format strings, which allows local users to gain root privileges via the -d option.
- CVE-2000-0764Oct 20, 2000risk 0.00cvss —epss 0.02
Intel Express 500 series switches allow a remote attacker to cause a denial of service via a malformed IP packet.
- CVE-2000-0765Oct 20, 2000risk 0.00cvss —epss 0.04
Buffer overflow in the HTML interpreter in Microsoft Office 2000 allows an attacker to execute arbitrary commands via a long embedded object tag, aka the "Microsoft Office HTML Object Tag" vulnerability.
- CVE-2000-0766Oct 20, 2000risk 0.04cvss —epss 0.07
Buffer overflow in vqSoft vqServer 1.4.49 allows remote attackers to cause a denial of service or possibly gain privileges via a long HTTP GET request.
- CVE-2000-0767Oct 20, 2000risk 0.00cvss —epss 0.04
The ActiveX control for invoking a scriptlet in Internet Explorer 4.x and 5.x renders arbitrary file types instead of HTML, which allows an attacker to read arbitrary files, aka the "Scriptlet Rendering" vulnerability.
- CVE-2000-0768Oct 20, 2000risk 0.01cvss —epss 0.10
A function in Internet Explorer 4.x and 5.x does not properly verify the domain of a frame within a browser window, which allows a remote attacker to read client files, aka a variant of the "Frame Domain Verification" vulnerability.
- CVE-2000-0769Oct 20, 2000risk 0.00cvss —epss 0.01
O'Reilly WebSite Pro 2.3.7 installs the uploader.exe program with execute permissions for all users, which allows remote attackers to create and execute arbitrary files by directly calling uploader.exe.
- CVE-2000-0770Oct 20, 2000risk 0.01cvss —epss 0.15
IIS 4.0 and 5.0 does not properly restrict access to certain types of files when their parent folders have less restrictive permissions, which could allow remote attackers to bypass access restrictions to some files, aka the "File Permission Canonicalization" vulnerability.
- CVE-2000-0771Oct 20, 2000risk 0.00cvss —epss 0.02
Microsoft Windows 2000 allows local users to cause a denial of service by corrupting the local security policy via malformed RPC traffic, aka the "Local Security Policy Corruption" vulnerability.
- CVE-2000-0772Oct 20, 2000risk 0.00cvss —epss 0.01
The installation of Tumbleweed Messaging Management System (MMS) 4.6 and earlier (formerly Worldtalk Worldsecure) creates a default account "sa" with no password.
- CVE-2000-0773Oct 20, 2000risk 0.00cvss —epss 0.02
Bajie HTTP web server 0.30a allows remote attackers to read arbitrary files via a URL that contains a "....", a variant of the dot dot directory traversal attack.
- CVE-2000-0774Oct 20, 2000risk 0.00cvss —epss 0.01
The sample Java servlet "test" in Bajie HTTP web server 0.30a reveals the real pathname of the web document root.
- CVE-2000-0775Oct 20, 2000risk 0.04cvss —epss 0.10
Buffer overflow in RobTex Viking server earlier than 1.06-370 allows remote attackers to cause a denial of service or execute arbitrary commands via a long HTTP GET request, or long Unless-Modified-Since, If-Range, or If-Modified-Since headers.
- CVE-2000-0776Oct 20, 2000risk 0.03cvss —epss 0.04
Mediahouse Statistics Server 5.02x allows remote attackers to execute arbitrary commands via a long HTTP GET request.
- CVE-2000-0777Oct 20, 2000risk 0.00cvss —epss 0.01
The password protection feature of Microsoft Money can store the password in plaintext, which allows attackers with physical access to the system to obtain the password, aka the "Money Password" vulnerability.
- CVE-2000-0778Oct 20, 2000risk 0.10cvss —epss 0.87
IIS 5.0 allows remote attackers to obtain source code for .ASP files and other scripts via an HTTP GET request with a "Translate: f" header, aka the "Specialized Header" vulnerability.
- CVE-2000-0779Oct 20, 2000risk 0.00cvss —epss 0.02
Checkpoint Firewall-1 with the RSH/REXEC setting enabled allows remote attackers to bypass access restrictions and connect to a RSH/REXEC client via malformed connection requests.
- CVE-2000-0780Oct 20, 2000risk 0.04cvss —epss 0.07
The web server in IPSWITCH IMail 6.04 and earlier allows remote attackers to read and delete arbitrary files via a .. (dot dot) attack.
- CVE-2000-0781Oct 20, 2000risk 0.00cvss —epss 0.00
uagentsetup in ARCServeIT Client Agent 6.62 does not properly check for the existence or ownership of a temporary file which is moved to the agent.cfg configuration file, which allows local users to execute arbitrary commands by modifying the temporary file before it is moved.
- CVE-2000-0782Oct 20, 2000risk 0.04cvss —epss 0.08
netauth.cgi program in Netwin Netauth 4.2e and earlier allows remote attackers to read arbitrary files via a .. (dot dot) attack.
- CVE-2000-0783Oct 20, 2000risk 0.00cvss —epss 0.02
Watchguard Firebox II allows remote attackers to cause a denial of service by sending a malformed URL to the authentication service on port 4100.
- CVE-2000-0784Oct 20, 2000risk 0.00cvss —epss 0.03
sshd program in the Rapidstream 2.1 Beta VPN appliance has a hard-coded "rsadmin" account with a null password, which allows remote attackers to execute arbitrary commands via ssh.
- CVE-2000-0785Oct 20, 2000risk 0.00cvss —epss 0.01
WircSrv IRC Server 5.07s allows IRC operators to read arbitrary files via the importmotd command, which sets the Message of the Day (MOTD) to the specified file.
- CVE-2000-0786Oct 20, 2000risk 0.00cvss —epss 0.00
GNU userv 1.0.0 and earlier does not properly perform file descriptor swapping, which can corrupt the USERV_GROUPS and USERV_GIDS environmental variables and allow local users to bypass some access restrictions.