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CWE-120

4,202 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.

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CVEs (4,202)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Dlink
1Dir 619l Firmware
Jun 17, 2026
Aug 22, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
D-Link DIR-619L 2.06B01 is vulnerable to Buffer Overflow in the formSysCmd function via the submit-url parameter.
1Dlink
1Dir 619l Firmware
Jun 17, 2026
Aug 22, 2025
N/A· v4
7.5 HIGH· v3
N/A· v2
D-Link DIR-619L 2.06B01 is vulnerable to Buffer Overflow in the formWlanSetup function via the parameter f_wds_wepKey.
1Spimsimulator
1Spim
Jun 17, 2026
Aug 22, 2025
N/A· v4
9.8 CRITICAL· v3
N/A· v2
spimsimulator spim v9.1.24 and before is vulnerable to Buffer Overflow in READ_STRING_SYSCALL.
1Totolink
1A720r Firmware
Jun 17, 2026
Aug 21, 2025
7.4 HIGH· v4
9.8 CRITICAL· v3
9.0 HIGH· v2
A security flaw has been discovered in TOTOLINK A720R 4.1.5cu.630_B20250509. This issue affects the function setParentalRules of the file /cgi-bin/cstecgi.cgi. Performing manipulation of the argument desc results in buff...Show more
A security flaw has been discovered in TOTOLINK A720R 4.1.5cu.630_B20250509. This issue affects the function setParentalRules of the file /cgi-bin/cstecgi.cgi. Performing manipulation of the argument desc results in buffer overflow. The attack is possible to be carried out remotely. The exploit has been released to the public and may be exploited.Show less
1Espressif
1Esp Idf
Jun 17, 2026
Aug 21, 2025
5.2 MEDIUM· v4
8.8 HIGH· v3
N/A· v2
ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. The BluFi example bundled in ESP-IDF was vulnerable to memory overflows in two areas: Wi-Fi credential handling and Diffie–Hellman key exchange. Th...Show more
ESF-IDF is the Espressif Internet of Things (IOT) Development Framework. The BluFi example bundled in ESP-IDF was vulnerable to memory overflows in two areas: Wi-Fi credential handling and Diffie–Hellman key exchange. This vulnerability is fixed in 5.4.1, 5.3.3, 5.1.6, and 5.0.9.Show less
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-
Aug 22, 2025
Aug 20, 2025
8.5 HIGH· v4
N/A· v3
N/A· v2
Subtitle Processor 7.7.1 contains a buffer overflow vulnerability in its .m3u file parser. When a crafted playlist file is opened, the application converts input to Unicode and copies it to a fixed-size stack buffer with...Show more
Subtitle Processor 7.7.1 contains a buffer overflow vulnerability in its .m3u file parser. When a crafted playlist file is opened, the application converts input to Unicode and copies it to a fixed-size stack buffer without proper bounds checking. This allows an attacker to overwrite the Structured Exception Handler (SEH) and execute arbitrary code.Show less
-
-
Aug 22, 2025
Aug 20, 2025
8.6 HIGH· v4
N/A· v3
N/A· v2
SPlayer version 3.7 and earlier is vulnerable to a stack-based buffer overflow when processing HTTP responses containing an overly long Content-Type header. The vulnerability occurs due to improper bounds checking on the...Show more
SPlayer version 3.7 and earlier is vulnerable to a stack-based buffer overflow when processing HTTP responses containing an overly long Content-Type header. The vulnerability occurs due to improper bounds checking on the header value, allowing an attacker to overwrite the Structured Exception Handler (SEH) and execute arbitrary code. Exploitation requires the victim to open a media file that triggers an HTTP request to a malicious server, which responds with a crafted Content-Type header.Show less
1Tenda
1Ac6 Firmware
Jun 17, 2026
Aug 20, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
Tenda AC6 V15.03.06.23_multi was discovered to contain a buffer overflow via the ntpServer parameter in the fromSetSysTime function.
1Autodesk
10Advance Steel
AutocadAutocad Architecture+7 more
Jun 17, 2026
Aug 15, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
A maliciously crafted DGN file, when linked or imported into Autodesk AutoCAD, can force a Memory Corruption vulnerability. A malicious actor can leverage this vulnerability to execute arbitrary code in the context of th...Show more
A maliciously crafted DGN file, when linked or imported into Autodesk AutoCAD, can force a Memory Corruption vulnerability. A malicious actor can leverage this vulnerability to execute arbitrary code in the context of the current process.Show less
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
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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