WatchGuard

The PPTP VPN service in Watchguard Firebox before 10, when performing the MS-CHAPv2 authentication handshake, generates different error codes depending on whether the username is valid or invalid, which allows remote attackers to enumerate valid usernames.

Buffer overflow in Avirt Soho 4.3 allows remote attackers to cause a denial of service (crash) via (1) a large GET request to port 1080 or (2) a large GET request of % characters to port 8080.

WatchGuard ServerLock for Windows 2000 before SL 2.0.3 allows local users to load arbitrary modules via the OpenProcess() function, as demonstrated using (1) a DLL injection attack, (2) ZwSetSystemInformation, and (3) API hooking in OpenProcess.

WatchGuard ServerLock for Windows 2000 before SL 2.0.4 allows local users to access kernel memory via a symlink attack on \Device\PhysicalMemory.

Format string vulnerability in the CLI interface for WatchGuard Firebox Vclass 3.2 and earlier, and RSSA Appliance 3.0.2, allows remote attackers to cause a denial of service and possibly execute arbitrary code via format string specifiers in the password parameter.

The CLI interface for WatchGuard Firebox Vclass 3.2 and earlier, and RSSA Appliance 3.0.2, does not properly close the SSH connection when a -N option is provided during authentication, which allows remote attackers to access CLI with administrator privileges.

WatchGuard SOHO products running firmware 5.1.6 and earlier, and Vclass/RSSA using 3.2 SP1 and earlier, allows remote attackers to bypass firewall rules by sending a PASV command string as the argument of another command to an FTP server, which generates a response that contains…

Dynamic VPN Configuration Protocol service (DVCP) in Watchguard Firebox firmware 5.x.x allows remote attackers to cause a denial of service (crash) via a malformed packet containing tab characters to TCP port 4110.

The FTP service in Watchguard Soho Firewall 5.0.35a allows remote attackers to gain privileges with a correct password but an incorrect user name.

Watchguard SOHO firewall 5.0.35 unpredictably disables certain IP restrictions for customized services that were set before the administrator upgrades to 5.0.35, which could allow remote attackers to bypass the intended access control rules.

Watchguard SOHO firewall before 5.0.35 allows remote attackers to cause a denial of service (crash and reboot) when SOHO forwards a packet with bad IP options.

SMTP proxy in WatchGuard Firebox (2500 and 4500) 4.5 and 4.6 allows a remote attacker to bypass firewall filtering via a base64 MIME encoded email attachment whose boundary name ends in two dashes.

Watchguard Firebox II prior to 4.6 allows a remote attacker to create a denial of service in the kernel via a large stream (>10,000) of malformed ICMP or TCP packets.

Watchguard Firebox II allows remote attackers to cause a denial of service by establishing multiple connections and sending malformed PPTP packets.

Watchguard Firebox II firewall allows users with read-only access to gain read-write access, and administrative privileges, by accessing a file that contains hashed passphrases, and using the hashes during authentication.

Buffer overflow in HTTP server on the WatchGuard SOHO firewall allows remote attackers to cause a denial of service and possibly execute arbitrary code via a long GET request.

WatchGuard SOHO firewall allows remote attackers to cause a denial of service via a flood of fragmented IP packets, which causes the firewall to drop connections and stop forwarding packets.

HTTP server on the WatchGuard SOHO firewall does not properly restrict access to administrative functions such as password resets or rebooting, which allows attackers to cause a denial of service or conduct unauthorized activities.

WatchGuard Firebox II allows remote attackers to cause a denial of service by flooding the Firebox with a large number of FTP or SMTP requests, which disables proxy handling.

Watchguard Firebox II allows remote attackers to cause a denial of service by sending a malformed URL to the authentication service on port 4100.