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 116 of 219| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2018-15688 | Hig | 0.50 | 8.8 | 0.02 | Oct 26, 2018 | A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239. | ||
| CVE-2026-20348 | Hig | 0.49 | 7.5 | 0.00 | Aug 7, 2026 | A vulnerability in the XAR file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary… | ||
| CVE-2026-20337 | Hig | 0.49 | 7.5 | 0.00 | Aug 7, 2026 | A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper boundary checks for content in zip files during scanning, which may result in an… | ||
| CVE-2026-67871 | Hig | 0.49 | 7.5 | 0.00 | Aug 6, 2026 | Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the AddNodes, address_space_bs.c, sopc_node_mgt_helper_internal.c, and toolkit_test_server | ||
| CVE-2026-67869 | Hig | 0.49 | 7.5 | 0.00 | Aug 6, 2026 | Buffer Overflow vulnerability in open62541 v1.5.5 allows a remote attacker to cause a denial of service via the Service_Call validates input arguments against runtime-resolved InputArguments metadata | ||
| CVE-2026-67859 | Hig | 0.49 | 7.5 | 0.00 | Aug 4, 2026 | Buffer Overflow vulnerability in open62541 v1.5.5 allows a remote attacker to cause a denial of service via the Discovery/LDS handling. | ||
| CVE-2026-67858 | Hig | 0.49 | 7.5 | 0.00 | Aug 4, 2026 | Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server (LDS) is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique… | ||
| CVE-2026-15314 | Hig | 0.49 | 7.5 | 0.01 | Aug 4, 2026 | Tapo P110 v1 smart Wi-Fi Plug contains an improper boundary validation vulnerability in the handling of authenticated HTTP request bodies due to insufficient input validation before memory copy operations. This may lead to buffer overflow condition, causing the web service… | ||
| CVE-2026-38718 | Hig | 0.49 | 7.5 | 0.00 | Jun 18, 2026 | InHand Networks IR912 V1.0.0.r20042 and IR915 V1.0.0.r20042 (including earlier versions) were discovered to contain a buffer overflow vulnerability in the device registration function. This vulnerability could allow an attacker to cause a denial of service attack on the remote… | ||
| CVE-2026-36818 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W20E v15.11.0.6 was discovered to contain a buffer overflow in the wewifiWhiteUserInfo parameter of the formAddWewifiWhiteUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36817 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the webAuthWhiteUserInfo parameter of the formAddWebAuthWhiteUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36816 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the wewifiWhiteUserInfo parameter of the formAddWewifiWhiteUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36815 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the hostname parameter of the formSetNetCheckTools function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36811 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the picName parameter of the formDelwebAuthPic function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36810 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the gotoUrl parameter of the formPortalAuth function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36809 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the webAuthWhiteID parameter of the formModifyWebAuthWhiteUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36808 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the webAuthUserInfo parameter of the formAddWebAuthUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36807 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the webAuthUserPwd parameter of the formAddWebAuthUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36803 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda PW201A v1.0.5 was discovered to contain a buffer overflow in the page parameter of the qossetting function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. | ||
| CVE-2026-36802 | Hig | 0.49 | 7.5 | 0.00 | Jun 9, 2026 | Shenzhen Tenda Technology Co., Ltd Tenda PW201A v1.0.5 was discovered to contain a buffer overflow in the page parameter of the SafeMacFilter function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request. |
- risk 0.50cvss 8.8epss 0.02
A buffer overflow vulnerability in the dhcp6 client of systemd allows a malicious dhcp6 server to overwrite heap memory in systemd-networkd. Affected releases are systemd: versions up to and including 239.
- risk 0.49cvss 7.5epss 0.00
A vulnerability in the XAR file format parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition or possibly other expanded impacts as a result of memory corruption on an affected device. This vulnerability is due to improper boundary…
- risk 0.49cvss 7.5epss 0.00
A vulnerability in the zip archive parser of ClamAV could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device. This vulnerability is due to improper boundary checks for content in zip files during scanning, which may result in an…
- risk 0.49cvss 7.5epss 0.00
Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the AddNodes, address_space_bs.c, sopc_node_mgt_helper_internal.c, and toolkit_test_server
- risk 0.49cvss 7.5epss 0.00
Buffer Overflow vulnerability in open62541 v1.5.5 allows a remote attacker to cause a denial of service via the Service_Call validates input arguments against runtime-resolved InputArguments metadata
- risk 0.49cvss 7.5epss 0.00
Buffer Overflow vulnerability in open62541 v1.5.5 allows a remote attacker to cause a denial of service via the Discovery/LDS handling.
- risk 0.49cvss 7.5epss 0.00
Buffer Overflow vulnerability exists in open62541 1.5.5 when the Local Discovery Server (LDS) is built with multicast discovery enabled through the MDNSD backend. An unauthenticated remote attacker can send a RegisterServer or RegisterServer2 request containing many unique…
- risk 0.49cvss 7.5epss 0.01
Tapo P110 v1 smart Wi-Fi Plug contains an improper boundary validation vulnerability in the handling of authenticated HTTP request bodies due to insufficient input validation before memory copy operations. This may lead to buffer overflow condition, causing the web service…
- risk 0.49cvss 7.5epss 0.00
InHand Networks IR912 V1.0.0.r20042 and IR915 V1.0.0.r20042 (including earlier versions) were discovered to contain a buffer overflow vulnerability in the device registration function. This vulnerability could allow an attacker to cause a denial of service attack on the remote…
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W20E v15.11.0.6 was discovered to contain a buffer overflow in the wewifiWhiteUserInfo parameter of the formAddWewifiWhiteUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the webAuthWhiteUserInfo parameter of the formAddWebAuthWhiteUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the wewifiWhiteUserInfo parameter of the formAddWewifiWhiteUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the hostname parameter of the formSetNetCheckTools function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the picName parameter of the formDelwebAuthPic function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the gotoUrl parameter of the formPortalAuth function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the webAuthWhiteID parameter of the formModifyWebAuthWhiteUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the webAuthUserInfo parameter of the formAddWebAuthUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda W15E v15.11.0.10 was discovered to contain a buffer overflow in the webAuthUserPwd parameter of the formAddWebAuthUser function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda PW201A v1.0.5 was discovered to contain a buffer overflow in the page parameter of the qossetting function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
- risk 0.49cvss 7.5epss 0.00
Shenzhen Tenda Technology Co., Ltd Tenda PW201A v1.0.5 was discovered to contain a buffer overflow in the page parameter of the SafeMacFilter function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted HTTP request.