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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.

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CVEs (4,417)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
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Jun 17, 2026
Sep 24, 2025
N/A· v4
6.5 MEDIUM· v3
N/A· v2
A vulnerability in the CLI of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition...Show more
A vulnerability in the CLI of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to a buffer overflow. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the CLI prompt. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition.Show less
1Qualcomm
249315 5g Iot Modem Firmware
Aqt1000 FirmwareAr8031 Firmware+246 more
Jun 17, 2026
Sep 24, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Memory corruption while performing private key encryption in trusted application.
1Qualcomm
42Qca6391 Firmware
Qca6698aq FirmwareQcm5430 Firmware+39 more
Jun 17, 2026
Sep 24, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
Memory corruption when passing parameters to the Trusted Virtual Machine during the handshake.
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Jun 17, 2026
Sep 23, 2025
10.0 CRITICAL· v4
N/A· v3
N/A· v2
A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior authentication.This issue affects P series: P – V2001.A.C518o2 until P-2.0.05 Build 2026.02...Show more
A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior authentication.This issue affects P series: P – V2001.A.C518o2 until P-2.0.05 Build 2026.02.06 (commit d0f97fd9).Show less
1Tenda
1Ac21 Firmware
Jun 17, 2026
Sep 23, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function sub_45BB10 of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto leads to buffer overflow. It is p...Show more
A vulnerability was identified in Tenda AC21 16.03.08.16. The affected element is the function sub_45BB10 of the file /goform/WifiExtraSet. The manipulation of the argument wpapsk_crypto leads to buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used.Show less
1Tenda
1Ac20 Firmware
Jun 17, 2026
Sep 22, 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 issue is the function strcpy of the file /goform/SetPptpServerCfg of the component HTTP POST Request Handler. Such manipulation of the argu...Show more
A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this issue is the function strcpy of the file /goform/SetPptpServerCfg of the component HTTP POST Request Handler. Such manipulation of the argument startIp leads to buffer overflow. The attack can be launched remotely. The exploit is publicly available and might be used.Show less
1Autodesk
1Shared Components
Jun 17, 2026
Sep 22, 2025
N/A· v4
7.8 HIGH· v3
N/A· v2
A maliciously crafted PRT file, when parsed through certain Autodesk products, 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 PRT file, when parsed through certain Autodesk products, 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
1Ac23 Firmware
Jun 17, 2026
Sep 22, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability has been found in Tenda AC23 up to 16.03.07.52. Affected by this vulnerability is the function sscanf of the file /goform/SetPptpServerCfg of the component HTTP POST Request Handler. Such manipulation of...Show more
A vulnerability has been found in Tenda AC23 up to 16.03.07.52. Affected by this vulnerability is the function sscanf of the file /goform/SetPptpServerCfg of the component HTTP POST Request Handler. Such manipulation of the argument startIp 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
1Dlink
1Dir 513 Firmware
Jun 17, 2026
Sep 22, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A security vulnerability has been detected in D-Link DIR-513 A1FW110. Affected is an unknown function of the file /goform/formWPS. Such manipulation of the argument webpage leads to buffer overflow. The attack may be per...Show more
A security vulnerability has been detected in D-Link DIR-513 A1FW110. Affected is an unknown function of the file /goform/formWPS. Such manipulation of the argument webpage leads to buffer overflow. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. This vulnerability only affects products that are no longer supported by the maintainer.Show less
1Utt
11200gw Firmware
Jun 17, 2026
Sep 21, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A weakness has been identified in UTT 1200GW up to 3.0.0-170831. The affected element is an unknown function of the file /goform/formConfigDnsFilterGlobal. This manipulation of the argument GroupName causes buffer overfl...Show more
A weakness has been identified in UTT 1200GW up to 3.0.0-170831. The affected element is an unknown function of the file /goform/formConfigDnsFilterGlobal. This manipulation of the argument GroupName causes buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited. The vendor was contacted early about this disclosure but did not respond in any way.Show less
1Utt
1840g Firmware
Jun 17, 2026
Sep 20, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A security flaw has been discovered in UTT HiPER 840G up to 3.1.1-190328. Impacted is an unknown function of the file /goform/getOneApConfTempEntry. The manipulation of the argument tempName results in buffer overflow. I...Show more
A security flaw has been discovered in UTT HiPER 840G up to 3.1.1-190328. Impacted is an unknown function of the file /goform/getOneApConfTempEntry. The manipulation of the argument tempName results in buffer overflow. It is possible to launch the attack remotely. The exploit has been released to the public and may be exploited. The vendor was contacted early about this disclosure but did not respond in any way.Show less
1Dlink
1Dir 825 Firmware
Jun 17, 2026
Sep 18, 2025
7.4 HIGH· v4
9.8 CRITICAL· v3
9.0 HIGH· v2
A security flaw has been discovered in D-Link DIR-825 up to 2.10. Affected by this vulnerability is the function sub_4106d4 of the file apply.cgi. The manipulation of the argument countdown_time results in buffer overflo...Show more
A security flaw has been discovered in D-Link DIR-825 up to 2.10. Affected by this vulnerability is the function sub_4106d4 of the file apply.cgi. The manipulation of the argument countdown_time results in buffer overflow. The attack can be executed remotely. The exploit has been released to the public and may be exploited. This vulnerability only affects products that are no longer supported by the maintainer.Show less
1Apple
1Xcode
Jun 17, 2026
Sep 15, 2025
N/A· v4
4.0 MEDIUM· v3
N/A· v2
A path handling issue was addressed with improved validation. This issue is fixed in Xcode 26. Processing an overly large path value may crash a process.
1Apple
1Macos
Jun 17, 2026
Sep 15, 2025
N/A· v4
5.5 MEDIUM· v3
N/A· v2
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. An app may be able to cause unexpected system termination.
1Tenda
2Ac15 Firmware
Ac9 Firmware
Jun 17, 2026
Sep 15, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability was identified in Tenda AC9 and AC15 15.03.05.14/15.03.05.18. This vulnerability affects the function formexeCommand of the file /goform/exeCommand. Such manipulation of the argument cmdinput leads to buf...Show more
A vulnerability was identified in Tenda AC9 and AC15 15.03.05.14/15.03.05.18. This vulnerability affects the function formexeCommand of the file /goform/exeCommand. Such manipulation of the argument cmdinput leads to buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.Show less
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Jun 17, 2026
Sep 14, 2025
7.4 HIGH· v4
8.8 HIGH· v3
9.0 HIGH· v2
A vulnerability has been found in Mercury KM08-708H GiGA WiFi Wave2 1.1. Affected by this issue is the function sub_450B2C of the file /goform/mcr_setSysAdm. The manipulation of the argument ChgUserId leads to buffer ove...Show more
A vulnerability has been found in Mercury KM08-708H GiGA WiFi Wave2 1.1. Affected by this issue is the function sub_450B2C of the file /goform/mcr_setSysAdm. The manipulation of the argument ChgUserId leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.Show less
1Tenda
1F3 Firmware
Jul 5, 2026
Sep 10, 2025
N/A· v4
5.6 MEDIUM· v3
N/A· v2
Tenda F3 V12.01.01.48_multi and after is vulnerable to Buffer Overflow via the wifiTimeClose parameter in goform/setWifi.
1Tenda
1F3 Firmware
Jul 5, 2026
Sep 10, 2025
N/A· v4
5.6 MEDIUM· v3
N/A· v2
Tenda F3 V12.01.01.48_multi and after is vulnerable to Buffer Overflow via the onlineList parameter in goform/setParentControl.
1Tenda
1F3 Firmware
Jul 5, 2026
Sep 10, 2025
N/A· v4
5.6 MEDIUM· v3
N/A· v2
Tenda F3 V12.01.01.48_multi and after is vulnerable to Buffer Overflow. via the macFilterList parameter in goform/setNAT.
1Tenda
1F3 Firmware
Jul 5, 2026
Sep 10, 2025
N/A· v4
5.6 MEDIUM· v3
N/A· v2
Tenda F3 V12.01.01.48_multi and after is vulnerable to Buffer Overflow via the QosList parameter in goform/setQoS.