{"id":"CVE-2026-105778","state":"PUBLISHED","title":"Tenda AC5 Wifi setWifi stack-based overflow","description":"A vulnerability has been found in Tenda AC5 02.03.01.111_multi. Affected by this issue is some unknown functionality of the file /goform/setWifi of the component Wifi Handler. Such manipulation of the argument wifiPwd leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.","publishedAt":"2026-10-06T06:45:13.774Z","updatedAt":"2026-10-06T17:40:19.337Z","severity":{"score":9.4,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","source":"VulDB"},"assigner":"VulDB","products":["Tenda AC5"],"affected":[{"vendor":"Tenda","product":"AC5","versions":[{"version":"02.03.01.111_multi","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac5_firmware:*:*:*:*:*:*:*:*"],"modules":["Wifi Handler"]}],"references":["https://vuldb.com/vuln/413811","https://vuldb.com/vuln/413811/cti","https://vuldb.com/cve/CVE-2026-105778","https://vuldb.com/submit/992587","https://github.com/raisecnull/Tenda-AC5v3-BOF/blob/main/blog.md","https://www.tenda.com.cn/"],"weaknesses":["CWE-121","CWE-119"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/105xxx/CVE-2026-105778.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-105778","state":"PUBLISHED","datePublished":"2026-10-06T06:45:13.774Z","dateUpdated":"2026-10-06T17:40:19.337Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-10-05T20:34:57.881Z"},"containers":{"cna":{"title":"Tenda AC5 Wifi setWifi stack-based overflow","descriptions":[{"lang":"en","value":"A vulnerability has been found in Tenda AC5 02.03.01.111_multi. Affected by this issue is some unknown functionality of the file /goform/setWifi of the component Wifi Handler. Such manipulation of the argument wifiPwd leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used."}],"affected":[{"vendor":"Tenda","product":"AC5","versions":[{"version":"02.03.01.111_multi","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac5_firmware:*:*:*:*:*:*:*:*"],"modules":["Wifi Handler"]}],"references":[{"url":"https://vuldb.com/vuln/413811","name":"VDB-413811 | Tenda AC5 Wifi setWifi stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/413811/cti","name":"VDB-413811 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-105778","name":"CVE-2026-105778 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/992587","name":"Submit #992587 | Tenda AC5 V02.03.01.111_multi Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://github.com/raisecnull/Tenda-AC5v3-BOF/blob/main/blog.md","tags":["exploit"]},{"url":"https://www.tenda.com.cn/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":9.4,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","baseSeverity":"CRITICAL"}},{"cvssV3_1":{"version":"3.1","baseScore":9.9,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV3_0":{"version":"3.0","baseScore":9.9,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV2_0":{"version":"2.0","baseScore":9,"vectorString":"AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/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":"2026-10-06T06:45:13.774Z"},"timeline":[{"time":"2026-10-05T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-10-05T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-10-05T22:40:11.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"raisecnull (VulDB User)","type":"reporter"}],"x_generator":["VulDB PVTS v202610"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-06T17:07:05.050647Z","id":"CVE-2026-105778","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-06T17:40:19.337Z"}}]}}}