CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Description
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
Hierarchy (View 1000)
Related attack patterns (CAPEC)
CAPEC-10 · CAPEC-100 · CAPEC-14 · CAPEC-24 · CAPEC-42 · CAPEC-44 · CAPEC-45 · CAPEC-46 · CAPEC-47 · CAPEC-67 · CAPEC-8 · CAPEC-9 · CAPEC-92
CVEs mapped to this weakness (4,372)
page 92 of 219| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2026-45100 | Cri | 0.52 | 9.1 | 0.01 | Aug 4, 2026 | OpenSIPS is a Session Initiation Protocol (SIP) server implementation. Versions 3.4.0-beta through 3.6.5 and 4.0.0-beta contain a buffer overflow in the {s.b64encode} string transformation. The size check for {s.b64encode} only verifies that the input fits within the 64 KB… | ||
| CVE-2026-7069 | Hig | 0.52 | 8.0 | 0.01 | Apr 27, 2026 | A security flaw has been discovered in D-Link DIR-825 up to 3.00b32. This impacts the function AddPortMapping of the file upnpsoap.c of the component miniupnpd. Performing a manipulation of the argument NewPortMappingDescription results in buffer overflow. The attack needs to be… | ||
| CVE-2026-4177 | Cri | 0.52 | 9.1 | 0.00 | Mar 16, 2026 | YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The base64 decoder could read past the… | ||
| CVE-2025-36924 | Hig | 0.52 | 8.0 | 0.00 | Dec 11, 2025 | In ss_DecodeLcsAssistDataReqMsg(void) of ss_LcsManagement.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not… | ||
| CVE-2025-12235 | Hig | 0.52 | 8.0 | 0.05 | Oct 27, 2025 | A vulnerability was found in Tenda CH22 1.0.0.1. This vulnerability affects the function fromSetIpBind of the file /goform/SetIpBind. The manipulation of the argument page results in buffer overflow. The attack must originate from the local network. The exploit has been made… | ||
| CVE-2025-31223 | Hig | 0.52 | 8.0 | 0.01 | May 12, 2025 | The issue was addressed with improved checks. This issue is fixed in Safari 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, tvOS 18.5, visionOS 2.5, watchOS 11.5. Processing maliciously crafted web content may lead to memory corruption. | ||
| CVE-2025-4446 | Hig | 0.52 | 8.0 | 0.01 | May 9, 2025 | A vulnerability has been found in H3C GR-5400AX up to 100R008 and classified as critical. This vulnerability affects the function Edit_List_SSID of the file /goform/aspForm. The manipulation of the argument param leads to buffer overflow. The attack needs to be approached within… | ||
| CVE-2025-4440 | Hig | 0.52 | 8.0 | 0.01 | May 8, 2025 | A vulnerability was found in H3C GR-1800AX up to 100R008 and classified as critical. Affected by this issue is the function EnableIpv6 of the file /goform/aspForm. The manipulation of the argument param leads to buffer overflow. Access to the local network is required for this… | ||
| CVE-2025-2851 | Hig | 0.52 | 8.0 | 0.00 | Apr 26, 2025 | A vulnerability classified as critical has been found in GL.iNet GL-A1300 Slate Plus, GL-AR300M16 Shadow, GL-AR300M Shadow, GL-AR750 Creta, GL-AR750S-EXT Slate, GL-AX1800 Flint, GL-AXT1800 Slate AX, GL-B1300 Convexa-B, GL-B3000 Marble, GL-BE3600 Slate 7, GL-E750, GL-E750V2 Mudi,… | ||
| CVE-2025-3854 | Hig | 0.52 | 8.0 | 0.01 | Apr 22, 2025 | A vulnerability, which was classified as critical, was found in H3C GR-3000AX up to V100R006. Affected is the function EnableIpv6/UpdateWanModeMulti/UpdateIpv6Params/EditWlanMacList/Edit_List_SSID of the file /goform/aspForm of the component HTTP POST Request Handler. The… | ||
| CVE-2025-25635 | Hig | 0.52 | 8.0 | 0.00 | Feb 28, 2025 | TOTOlink A3002R V1.1.1-B20200824.0128 contains a buffer overflow vulnerability. The vulnerability arises from the improper input validation of the pppoe_dns1 parameter in the formIpv6Setup interface of /bin/boa. | ||
| CVE-2025-25610 | Hig | 0.52 | 8.0 | 0.00 | Feb 28, 2025 | TOTOlink A3002R V1.1.1-B20200824.0128 contains a buffer overflow vulnerability. The vulnerability arises from the improper input validation of the static_gw parameter in the formIpv6Setup interface of /bin/boa. | ||
| CVE-2025-25609 | Hig | 0.52 | 8.0 | 0.00 | Feb 28, 2025 | TOTOlink A3002R V1.1.1-B20200824.0128 contains a buffer overflow vulnerability. The vulnerability arises from the improper input validation of the static_ipv6 parameter in the formIpv6Setup interface of /bin/boa | ||
| CVE-2024-46431 | Hig | 0.52 | 8.0 | 0.00 | Feb 10, 2025 | Tenda W18E V16.01.0.8(1625) is vulnerable to Buffer Overflow. An attacker with access to the web management portal can exploit this vulnerability by sending specially crafted data to the delWewifiPic function. | ||
| CVE-2024-54887 | Hig | 0.52 | 8.0 | 0.05 | Jan 9, 2025 | TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and dnsserver2 parameters at /userRpm/Wan6to4TunnelCfgRpm.htm. This vulnerability allows an authenticated attacker to execute arbitrary code on the remote device in the… | ||
| CVE-2024-41596 | Hig | 0.52 | 8.0 | 0.00 | Oct 3, 2024 | Buffer Overflow vulnerabilities exist in DrayTek Vigor310 devices through 4.3.2.6 (in the Vigor management UI) because of improper retrieval and handling of the CGI form parameters. | ||
| CVE-2024-41588 | Hig | 0.52 | 8.0 | 0.00 | Oct 3, 2024 | The CGI endpoints v2x00.cgi and cgiwcg.cgi of DrayTek Vigor3910 devices through 4.3.2.6 are vulnerable to buffer overflows, by authenticated users, because of missing bounds checking on parameters passed through POST requests to the strncpy function. | ||
| CVE-2024-3120 | Cri | 0.52 | 9.0 | 0.02 | Apr 10, 2024 | A stack-buffer overflow vulnerability exists in all versions of sngrep since v1.4.1. The flaw is due to inadequate bounds checking when copying 'Content-Length' and 'Warning' headers into fixed-size buffers in the sip_validate_packet and sip_parse_extra_headers functions within… | ||
| CVE-2024-3119 | Cri | 0.52 | 9.0 | 0.02 | Apr 10, 2024 | A buffer overflow vulnerability exists in all versions of sngrep since v0.4.2, due to improper handling of 'Call-ID' and 'X-Call-ID' SIP headers. The functions sip_get_callid and sip_get_xcallid in sip.c use the strncpy function to copy header contents into fixed-size buffers… | ||
| CVE-2023-7208 | Hig | 0.52 | 8.0 | 0.02 | Jan 7, 2024 | A vulnerability classified as critical was found in Totolink X2000R_V2 2.0.0-B20230727.10434. This vulnerability affects the function formTmultiAP of the file /bin/boa. The manipulation leads to buffer overflow. VDB-249742 is the identifier assigned to this vulnerability. NOTE:… |
- risk 0.52cvss 9.1epss 0.01
OpenSIPS is a Session Initiation Protocol (SIP) server implementation. Versions 3.4.0-beta through 3.6.5 and 4.0.0-beta contain a buffer overflow in the {s.b64encode} string transformation. The size check for {s.b64encode} only verifies that the input fits within the 64 KB…
- risk 0.52cvss 8.0epss 0.01
A security flaw has been discovered in D-Link DIR-825 up to 3.00b32. This impacts the function AddPortMapping of the file upnpsoap.c of the component miniupnpd. Performing a manipulation of the argument NewPortMappingDescription results in buffer overflow. The attack needs to be…
- risk 0.52cvss 9.1epss 0.00
YAML::Syck versions through 1.36 for Perl has several potential security vulnerabilities including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The base64 decoder could read past the…
- risk 0.52cvss 8.0epss 0.00
In ss_DecodeLcsAssistDataReqMsg(void) of ss_LcsManagement.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not…
- risk 0.52cvss 8.0epss 0.05
A vulnerability was found in Tenda CH22 1.0.0.1. This vulnerability affects the function fromSetIpBind of the file /goform/SetIpBind. The manipulation of the argument page results in buffer overflow. The attack must originate from the local network. The exploit has been made…
- risk 0.52cvss 8.0epss 0.01
The issue was addressed with improved checks. This issue is fixed in Safari 18.5, iOS 18.5 and iPadOS 18.5, macOS Sequoia 15.5, tvOS 18.5, visionOS 2.5, watchOS 11.5. Processing maliciously crafted web content may lead to memory corruption.
- risk 0.52cvss 8.0epss 0.01
A vulnerability has been found in H3C GR-5400AX up to 100R008 and classified as critical. This vulnerability affects the function Edit_List_SSID of the file /goform/aspForm. The manipulation of the argument param leads to buffer overflow. The attack needs to be approached within…
- risk 0.52cvss 8.0epss 0.01
A vulnerability was found in H3C GR-1800AX up to 100R008 and classified as critical. Affected by this issue is the function EnableIpv6 of the file /goform/aspForm. The manipulation of the argument param leads to buffer overflow. Access to the local network is required for this…
- risk 0.52cvss 8.0epss 0.00
A vulnerability classified as critical has been found in GL.iNet GL-A1300 Slate Plus, GL-AR300M16 Shadow, GL-AR300M Shadow, GL-AR750 Creta, GL-AR750S-EXT Slate, GL-AX1800 Flint, GL-AXT1800 Slate AX, GL-B1300 Convexa-B, GL-B3000 Marble, GL-BE3600 Slate 7, GL-E750, GL-E750V2 Mudi,…
- risk 0.52cvss 8.0epss 0.01
A vulnerability, which was classified as critical, was found in H3C GR-3000AX up to V100R006. Affected is the function EnableIpv6/UpdateWanModeMulti/UpdateIpv6Params/EditWlanMacList/Edit_List_SSID of the file /goform/aspForm of the component HTTP POST Request Handler. The…
- risk 0.52cvss 8.0epss 0.00
TOTOlink A3002R V1.1.1-B20200824.0128 contains a buffer overflow vulnerability. The vulnerability arises from the improper input validation of the pppoe_dns1 parameter in the formIpv6Setup interface of /bin/boa.
- risk 0.52cvss 8.0epss 0.00
TOTOlink A3002R V1.1.1-B20200824.0128 contains a buffer overflow vulnerability. The vulnerability arises from the improper input validation of the static_gw parameter in the formIpv6Setup interface of /bin/boa.
- risk 0.52cvss 8.0epss 0.00
TOTOlink A3002R V1.1.1-B20200824.0128 contains a buffer overflow vulnerability. The vulnerability arises from the improper input validation of the static_ipv6 parameter in the formIpv6Setup interface of /bin/boa
- risk 0.52cvss 8.0epss 0.00
Tenda W18E V16.01.0.8(1625) is vulnerable to Buffer Overflow. An attacker with access to the web management portal can exploit this vulnerability by sending specially crafted data to the delWewifiPic function.
- risk 0.52cvss 8.0epss 0.05
TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and dnsserver2 parameters at /userRpm/Wan6to4TunnelCfgRpm.htm. This vulnerability allows an authenticated attacker to execute arbitrary code on the remote device in the…
- risk 0.52cvss 8.0epss 0.00
Buffer Overflow vulnerabilities exist in DrayTek Vigor310 devices through 4.3.2.6 (in the Vigor management UI) because of improper retrieval and handling of the CGI form parameters.
- risk 0.52cvss 8.0epss 0.00
The CGI endpoints v2x00.cgi and cgiwcg.cgi of DrayTek Vigor3910 devices through 4.3.2.6 are vulnerable to buffer overflows, by authenticated users, because of missing bounds checking on parameters passed through POST requests to the strncpy function.
- risk 0.52cvss 9.0epss 0.02
A stack-buffer overflow vulnerability exists in all versions of sngrep since v1.4.1. The flaw is due to inadequate bounds checking when copying 'Content-Length' and 'Warning' headers into fixed-size buffers in the sip_validate_packet and sip_parse_extra_headers functions within…
- risk 0.52cvss 9.0epss 0.02
A buffer overflow vulnerability exists in all versions of sngrep since v0.4.2, due to improper handling of 'Call-ID' and 'X-Call-ID' SIP headers. The functions sip_get_callid and sip_get_xcallid in sip.c use the strncpy function to copy header contents into fixed-size buffers…
- risk 0.52cvss 8.0epss 0.02
A vulnerability classified as critical was found in Totolink X2000R_V2 2.0.0-B20230727.10434. This vulnerability affects the function formTmultiAP of the file /bin/boa. The manipulation leads to buffer overflow. VDB-249742 is the identifier assigned to this vulnerability. NOTE:…