← Back
CWE-120

4,417 CVEs • Abstraction: Base • Likelihood of Exploit: High

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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, leading to a buffer overflow.

JSON object

Loading...

CVEs (4,417)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Tenda
2Ac18 Firmware
Ac7 Firmware
Jun 17, 2026
Aug 15, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability has been found in Tenda AC7 and AC18 15.03.05.19/15.03.06.44. Affected is the function formSetSchedLed of the file /goform/SetLEDCfg. The manipulation of the argument Time leads to buffer overflow. It is...Show more
A vulnerability has been found in Tenda AC7 and AC18 15.03.05.19/15.03.06.44. Affected is the function formSetSchedLed of the file /goform/SetLEDCfg. The manipulation of the argument Time leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.Show less
1Tenda
1Ch22 Firmware
Jun 17, 2026
Aug 15, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability has been found in Tenda CH22 1.0.0.1. Affected by this issue is the function formeditFileName of the file /goform/editFileName. The manipulation leads to buffer overflow. The attack may be launched remote...Show more
A vulnerability has been found in Tenda CH22 1.0.0.1. Affected by this issue is the function formeditFileName of the file /goform/editFileName. The manipulation leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.Show less
1Tenda
1Ch22 Firmware
Jun 17, 2026
Aug 15, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was identified in Tenda CH22 1.0.0.1. Affected by this vulnerability is the function formdelFileName of the file /goform/delFileName. The manipulation leads to buffer overflow. The attack can be launched...Show more
A vulnerability was identified in Tenda CH22 1.0.0.1. Affected by this vulnerability is the function formdelFileName of the file /goform/delFileName. The manipulation leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.Show less
-
-
Jun 17, 2026
Aug 14, 2025
N/A· v4
8.6 HIGH· v3
N/A· v2
A vulnerability in the RADIUS proxy feature for the IPsec VPN feature of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthentic...Show more
A vulnerability in the RADIUS proxy feature for the IPsec VPN feature of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper processing of IPv6 packets. An attacker could exploit this vulnerability by sending IPv6 packets over an IPsec VPN connection to an affected device. A successful exploit could allow the attacker to trigger a reload of the device, resulting in a DoS condition.Show less
1Tenda
1Ac20 Firmware
Jun 17, 2026
Aug 14, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this vulnerability is the function strcpy of the file /goform/saveParentControlInfo. The manipulation of the argument Time leads to buffer overf...Show more
A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this vulnerability is the function strcpy of the file /goform/saveParentControlInfo. The manipulation of the argument Time leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.Show less
1Tenda
1Ac20 Firmware
Jun 17, 2026
Aug 14, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was determined in Tenda AC20 up to 16.03.08.12. Affected is an unknown function of the file /goform/WifiGuestSet. The manipulation of the argument shareSpeed leads to buffer overflow. It is possible to la...Show more
A vulnerability was determined in Tenda AC20 up to 16.03.08.12. Affected is an unknown function of the file /goform/WifiGuestSet. The manipulation of the argument shareSpeed leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.Show less
1Netis Systems
1Wf2880 Firmware
Jun 17, 2026
Aug 13, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_0046f984 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_advanced_set in...Show more
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_0046f984 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_advanced_set in the payload, which can cause the program to crash and lead to a Denial of Service (DoS) attack.Show less
1Netis Systems
1Wf2880 Firmware
Jun 17, 2026
Aug 13, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
A buffer overflow vulnerability has been discovered in the Netis WF2880 v2.1.40207 in the FUN_0047151c function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wds_set in the...Show more
A buffer overflow vulnerability has been discovered in the Netis WF2880 v2.1.40207 in the FUN_0047151c function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wds_set in the payload, which can cause the program to crash and potentially lead to a Denial of Service (DoS) attack.Show less
1Netis Systems
1Wf2880 Firmware
Jun 17, 2026
Aug 13, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00475e1c function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wds_key_wep in the...Show more
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00475e1c function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wds_key_wep in the payload, which can cause the program to crash and potentially lead to a Denial of Service (DoS) attack.Show less
1Netis Systems
1Wf2880 Firmware
Jun 17, 2026
Aug 13, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
A buffer overflow vulnerability has been discovered in the Netis WF2880 v2.1.40207 in the FUN_004743f8 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_sec_set in...Show more
A buffer overflow vulnerability has been discovered in the Netis WF2880 v2.1.40207 in the FUN_004743f8 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_sec_set in the payload, which may cause the program to crash and potentially lead to a Denial of Service (DoS) attack.Show less
1Netis Systems
1Wf2880 Firmware
Jun 17, 2026
Aug 13, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00473154 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_sec_set_5g and...Show more
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00473154 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_sec_set_5g and wl_sec_rp_set_5g in the payload, which can cause the program to crash and potentially lead to a Denial of Service (DoS) attack.Show less
1Netis Systems
1Wf2880 Firmware
Jun 17, 2026
Aug 13, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00476598 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_base_set_5g in...Show more
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00476598 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_base_set_5g in the payload, which can cause the program to crash and potentially lead to a Denial of Service (DoS) attack.Show less
1Netis Systems
1Wf2880 Firmware
Jun 17, 2026
Aug 13, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the Function_00465620 of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of specify_parame in the...Show more
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the Function_00465620 of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of specify_parame in the payload, which can cause the program to crash and potentially lead to a Denial of Service (DoS) attack.Show less
1Netis Systems
1Wf2880 Firmware
Jun 17, 2026
Aug 13, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00471994 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_base_set in the...Show more
A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00471994 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_base_set in the payload, which can cause the program to crash and potentially lead to a Denial of Service (DoS) attack.Show less
-
-
Jun 17, 2026
Aug 13, 2025
9.3 CRITICAL· v4
9.8 CRITICAL· v3
10.0 HIGH· v2
A vulnerability was identified in INSTAR 2K+ and 4K 3.11.1 Build 1124. This affects the function base64_decode of the component fcgi_server. The manipulation of the argument Authorization leads to buffer overflow. It is...Show more
A vulnerability was identified in INSTAR 2K+ and 4K 3.11.1 Build 1124. This affects the function base64_decode of the component fcgi_server. The manipulation of the argument Authorization leads to buffer overflow. It is possible to initiate the attack remotely.Show less
-
-
Jun 17, 2026
Aug 11, 2025
8.2 HIGH· v4
5.9 MEDIUM· v3
N/A· v2
A denial-of-service (DoS) attack is possible if access to the local network is provided to unauthorized users. This is due to a buffer copy issue that may lead to a software crash. This issue affects all versions of ASP...Show more
A denial-of-service (DoS) attack is possible if access to the local network is provided to unauthorized users. This is due to a buffer copy issue that may lead to a software crash. This issue affects all versions of ASPECT.Show less
1Libcsp
1Libcsp
Jun 17, 2026
Aug 11, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
libcsp 2.0 is vulnerable to Buffer Overflow in the csp_usart_open() function at drivers/usart/zephyr.c.
1Libcsp
1Libcsp
Jun 17, 2026
Aug 11, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
libcsp 2.0 is vulnerable to Buffer Overflow in the csp_eth_init() function due to improper handling of the ifname parameter. The function uses strcpy to copy the interface name into a structure member (ctx->name) without...Show more
libcsp 2.0 is vulnerable to Buffer Overflow in the csp_eth_init() function due to improper handling of the ifname parameter. The function uses strcpy to copy the interface name into a structure member (ctx->name) without validating the input length.Show less
1Bulletphysics
1Pybullet
Jun 17, 2026
Aug 11, 2025
8.4 HIGH· v4
9.8 CRITICAL· v3
N/A· v2
Stack-based buffer overflow in LoadOFF in bulletphysics bullet3 before 3.26 on all platforms allows remote attackers to execute arbitrary code via a crafted OFF file with an overlong initial token processed by the VHACD...Show more
Stack-based buffer overflow in LoadOFF in bulletphysics bullet3 before 3.26 on all platforms allows remote attackers to execute arbitrary code via a crafted OFF file with an overlong initial token processed by the VHACD test utility or invoked indirectly through PyBullet's vhacd function.Show less
-
-
Jun 17, 2026
Aug 8, 2025
1.9 LOW· v4
5.3 MEDIUM· v3
4.3 MEDIUM· v2
A vulnerability, which was classified as critical, has been found in GNU cflow up to 1.8. Affected by this issue is the function yylex of the file c.c of the component Lexer. The manipulation leads to buffer overflow. Lo...Show more
A vulnerability, which was classified as critical, has been found in GNU cflow up to 1.8. Affected by this issue is the function yylex of the file c.c of the component Lexer. The manipulation leads to buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.Show less