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.

CVEs (4,417)

CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS
CVE-2025-5672 1Totolink 1N302r Plus Firmware Jun 17, 2026 Jun 5, 2025 8.7 HIGH· v4 8.8 HIGH· v3 9.0 HIGH· v2 A vulnerability has been found in TOTOLINK N302R Plus up to 3.4.0-B20201028 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formFilter of the component HTTP POST...Show more A vulnerability has been found in TOTOLINK N302R Plus up to 3.4.0-B20201028 and classified as critical. Affected by this vulnerability is an unknown functionality of the file /boafrm/formFilter of the component HTTP POST Request Handler. The manipulation of the argument url leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.Show less
CVE-2025-5671 1Totolink 1N302r Plus Firmware Jun 17, 2026 Jun 5, 2025 8.7 HIGH· v4 8.8 HIGH· v3 9.0 HIGH· v2 A vulnerability, which was classified as critical, was found in TOTOLINK N302R Plus up to 3.4.0-B20201028. Affected is an unknown function of the file /boafrm/formPortFw of the component HTTP POST Request Handler. The ma...Show more A vulnerability, which was classified as critical, was found in TOTOLINK N302R Plus up to 3.4.0-B20201028. Affected is an unknown function of the file /boafrm/formPortFw of the component HTTP POST Request Handler. The manipulation of the argument service_type 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
CVE-2025-5667 1Freefloat 1Freefloat Ftp Server Jun 17, 2026 Jun 5, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability was found in FreeFloat FTP Server 1.0. It has been rated as critical. Affected by this issue is some unknown functionality of the component REIN Command Handler. The manipulation leads to buffer overflow....Show more A vulnerability was found in FreeFloat FTP Server 1.0. It has been rated as critical. Affected by this issue is some unknown functionality of the component REIN Command Handler. 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
CVE-2025-5666 1Freefloat 1Freefloat Ftp Server Jun 17, 2026 Jun 5, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability was found in FreeFloat FTP Server 1.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component XMKD Command Handler. The manipulation leads to buffer...Show more A vulnerability was found in FreeFloat FTP Server 1.0. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component XMKD Command Handler. 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
CVE-2025-5665 1Freefloat 1Freefloat Ftp Server Jun 17, 2026 Jun 5, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability was found in FreeFloat FTP Server 1.0. It has been classified as critical. Affected is an unknown function of the component XCWD Command Handler. The manipulation leads to buffer overflow. It is possible...Show more A vulnerability was found in FreeFloat FTP Server 1.0. It has been classified as critical. Affected is an unknown function of the component XCWD Command Handler. The manipulation 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
CVE-2025-5664 1Freefloat 1Freefloat Ftp Server Jun 17, 2026 Jun 5, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability was found in FreeFloat FTP Server 1.0 and classified as critical. This issue affects some unknown processing of the component RESTART Command Handler. The manipulation leads to buffer overflow. The attack...Show more A vulnerability was found in FreeFloat FTP Server 1.0 and classified as critical. This issue affects some unknown processing of the component RESTART Command Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
CVE-2025-5637 1Pcman 1Ftp Server Jun 17, 2026 Jun 5, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability, which was classified as critical, was found in PCMan FTP Server 2.0.7. Affected is an unknown function of the component SYSTEM Command Handler. The manipulation leads to buffer overflow. It is possible t...Show more A vulnerability, which was classified as critical, was found in PCMan FTP Server 2.0.7. Affected is an unknown function of the component SYSTEM Command Handler. The manipulation 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
CVE-2025-5636 1Pcman 1Ftp Server Jun 17, 2026 Jun 5, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability, which was classified as critical, has been found in PCMan FTP Server 2.0.7. This issue affects some unknown processing of the component SET Command Handler. The manipulation leads to buffer overflow. The...Show more A vulnerability, which was classified as critical, has been found in PCMan FTP Server 2.0.7. This issue affects some unknown processing of the component SET Command Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
CVE-2025-5635 2Pcman Pcman Ftp Server Project 2Ftp Server Pcman Ftp Server Aug 19, 2026 Jun 5, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability classified as critical was found in PCMan FTP Server 2.0.7. This vulnerability affects unknown code of the component PLS Command Handler. The manipulation leads to buffer overflow. The attack can be initi...Show more A vulnerability classified as critical was found in PCMan FTP Server 2.0.7. This vulnerability affects unknown code of the component PLS Command Handler. The manipulation leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
CVE-2025-5634 1Pcman 1Ftp Server Jun 17, 2026 Jun 5, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability classified as critical has been found in PCMan FTP Server 2.0.7. This affects an unknown part of the component NOOP Command Handler. The manipulation leads to buffer overflow. It is possible to initiate t...Show more A vulnerability classified as critical has been found in PCMan FTP Server 2.0.7. This affects an unknown part of the component NOOP Command Handler. The manipulation 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
CVE-2025-5629 1Tenda 1Ac10 Firmware Jun 17, 2026 Jun 5, 2025 8.7 HIGH· v4 9.8 CRITICAL· v3 9.0 HIGH· v2 A vulnerability, which was classified as critical, was found in Tenda AC10 up to 15.03.06.47. This affects the function formSetPPTPServer of the file /goform/SetPptpServerCfg of the component HTTP Handler. The manipulati...Show more A vulnerability, which was classified as critical, was found in Tenda AC10 up to 15.03.06.47. This affects the function formSetPPTPServer of the file /goform/SetPptpServerCfg of the component HTTP Handler. The manipulation of the argument startIp/endIp 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
CVE-2025-5609 1Tenda 1Ac18 Firmware Jun 17, 2026 Jun 4, 2025 8.7 HIGH· v4 8.8 HIGH· v3 9.0 HIGH· v2 A vulnerability classified as critical was found in Tenda AC18 15.03.05.05. Affected by this vulnerability is the function fromadvsetlanip of the file /goform/AdvSetLanip. The manipulation of the argument lanMask leads t...Show more A vulnerability classified as critical was found in Tenda AC18 15.03.05.05. Affected by this vulnerability is the function fromadvsetlanip of the file /goform/AdvSetLanip. The manipulation of the argument lanMask leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.Show less
CVE-2025-5608 1Tenda 1Ac18 Firmware Jun 17, 2026 Jun 4, 2025 8.7 HIGH· v4 8.8 HIGH· v3 9.0 HIGH· v2 A vulnerability classified as critical has been found in Tenda AC18 15.03.05.05. Affected is the function formsetreboottimer of the file /goform/SetSysAutoRebbotCfg. The manipulation of the argument rebootTime leads to b...Show more A vulnerability classified as critical has been found in Tenda AC18 15.03.05.05. Affected is the function formsetreboottimer of the file /goform/SetSysAutoRebbotCfg. The manipulation of the argument rebootTime 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
CVE-2025-5607 1Tenda 1Ac18 Firmware Jun 17, 2026 Jun 4, 2025 8.7 HIGH· v4 8.8 HIGH· v3 9.0 HIGH· v2 A vulnerability was found in Tenda AC18 15.03.05.05. It has been rated as critical. This issue affects the function formSetPPTPUserList of the file /goform/setPptpUserList. The manipulation of the argument list leads to...Show more A vulnerability was found in Tenda AC18 15.03.05.05. It has been rated as critical. This issue affects the function formSetPPTPUserList of the file /goform/setPptpUserList. The manipulation of the argument list leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
CVE-2025-5596 1Freefloat 1Freefloat Ftp Server Jun 17, 2026 Jun 4, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability was found in FreeFloat FTP Server 1.0. It has been classified as critical. Affected is an unknown function of the component REGET Command Handler. The manipulation leads to buffer overflow. It is possible...Show more A vulnerability was found in FreeFloat FTP Server 1.0. It has been classified as critical. Affected is an unknown function of the component REGET Command Handler. The manipulation 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
CVE-2025-5595 1Freefloat 1Freefloat Ftp Server Jun 17, 2026 Jun 4, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability was found in FreeFloat FTP Server 1.0 and classified as critical. This issue affects some unknown processing of the component PROGRESS Command Handler. The manipulation leads to buffer overflow. The attac...Show more A vulnerability was found in FreeFloat FTP Server 1.0 and classified as critical. This issue affects some unknown processing of the component PROGRESS Command Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
CVE-2025-5594 1Freefloat 1Freefloat Ftp Server Jun 17, 2026 Jun 4, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability has been found in FreeFloat FTP Server 1.0 and classified as critical. This vulnerability affects unknown code of the component SET Command Handler. The manipulation leads to buffer overflow. The attack c...Show more A vulnerability has been found in FreeFloat FTP Server 1.0 and classified as critical. This vulnerability affects unknown code of the component SET Command Handler. The manipulation leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.Show less
CVE-2025-5593 1Freefloat 1Freefloat Ftp Server Jun 17, 2026 Jun 4, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. This affects an unknown part of the component HOST Command Handler. The manipulation leads to buffer overflow. It is possible to i...Show more A vulnerability, which was classified as critical, was found in FreeFloat FTP Server 1.0. This affects an unknown part of the component HOST Command Handler. The manipulation 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
CVE-2025-5592 1Freefloat 1Ftp Server Jun 17, 2026 Jun 4, 2025 6.9 MEDIUM· v4 9.8 CRITICAL· v3 7.5 HIGH· v2 A vulnerability, which was classified as critical, has been found in FreeFloat FTP Server 1.0. Affected by this issue is some unknown functionality of the component PASSIVE Command Handler. The manipulation leads to buff...Show more A vulnerability, which was classified as critical, has been found in FreeFloat FTP Server 1.0. Affected by this issue is some unknown functionality of the component PASSIVE Command Handler. 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
CVE-2025-5601 1Wireshark 1Wireshark Jun 17, 2026 Jun 4, 2025 N/A· v4 6.5 MEDIUM· v3 N/A· v2 Column handling crashes in Wireshark 4.4.0 to 4.4.6 and 4.2.0 to 4.2.12 allows denial of service via packet injection or crafted capture file

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