{"id":"CVE-2025-12258","state":"PUBLISHED","title":"TOTOLINK A3300R POST Parameter cstecgi.cg setOpModeCfg stack-based overflow","description":"A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557_B20221024. Impacted is the function setOpModeCfg of the file /cgi-bin/cstecgi.cg of the component POST Parameter Handler. The manipulation of the argument opmode results in stack-based buffer overflow. The attack may be performed from remote.","publishedAt":"2025-10-27T09:32:11.829Z","updatedAt":"2026-02-24T07:09:44.276Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X","source":"VulDB"},"assigner":"VulDB","products":["TOTOLINK A3300R"],"affected":[{"vendor":"TOTOLINK","product":"A3300R","versions":[{"version":"17.0.0cu.557_B20221024","status":"affected"}],"cpes":["cpe:2.3:o:totolink:a3300r_firmware:*:*:*:*:*:*:*:*"],"modules":["POST Parameter Handler"]}],"references":["https://vuldb.com/?id.329929","https://vuldb.com/?ctiid.329929","https://vuldb.com/?submit.673725","https://github.com/noahze01/IoT-vulnerable/blob/main/TOTOLink/A3300R/setOpModeCfg.md","https://www.totolink.net/"],"weaknesses":["CWE-121","CWE-119"],"ingestedAt":"2026-10-29T20:08:31.050Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/12xxx/CVE-2025-12258.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-12258","state":"PUBLISHED","datePublished":"2025-10-27T09:32:11.829Z","dateUpdated":"2026-02-24T07:09:44.276Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2025-10-26T05:37:38.508Z"},"containers":{"cna":{"title":"TOTOLINK A3300R POST Parameter cstecgi.cg setOpModeCfg stack-based overflow","descriptions":[{"lang":"en","value":"A vulnerability was detected in TOTOLINK A3300R 17.0.0cu.557_B20221024. Impacted is the function setOpModeCfg of the file /cgi-bin/cstecgi.cg of the component POST Parameter Handler. The manipulation of the argument opmode results in stack-based buffer overflow. The attack may be performed from remote."}],"affected":[{"vendor":"TOTOLINK","product":"A3300R","versions":[{"version":"17.0.0cu.557_B20221024","status":"affected"}],"cpes":["cpe:2.3:o:totolink:a3300r_firmware:*:*:*:*:*:*:*:*"],"modules":["POST Parameter Handler"]}],"references":[{"url":"https://vuldb.com/?id.329929","name":"VDB-329929 | TOTOLINK A3300R POST Parameter cstecgi.cg setOpModeCfg stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.329929","name":"VDB-329929 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.673725","name":"Submit #673725 | TOTOLINK A3300R V17.0.0cu.557_B20221024 Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://github.com/noahze01/IoT-vulnerable/blob/main/TOTOLink/A3300R/setOpModeCfg.md","tags":["related"]},{"url":"https://www.totolink.net/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":8.7,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X","baseSeverity":"HIGH"}},{"cvssV3_1":{"version":"3.1","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV3_0":{"version":"3.0","baseScore":8.8,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:X/RL:X/RC:R","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":9,"vectorString":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:ND/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","type":"CWE","lang":"en","description":"Stack-based Buffer Overflow"}]},{"descriptions":[{"cweId":"CWE-119","type":"CWE","lang":"en","description":"Memory Corruption"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-02-24T07:09:44.276Z"},"timeline":[{"time":"2025-10-26T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2025-10-26T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2025-10-27T12:26:45.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"wxhwxhwxh_ (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-10-27T13:23:27.970763Z","id":"CVE-2025-12258","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-27T13:23:42.434Z"}}]}}}