{"id":"CVE-2026-82695","state":"PUBLISHED","title":"Tenda AC18 Telnet telnet missing authentication","description":"A security flaw has been discovered in Tenda AC18 15.03.05.19. Impacted is an unknown function of the file /goform/telnet of the component Telnet Handler. The manipulation results in missing authentication. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.","publishedAt":"2026-08-31T12:45:09.596Z","updatedAt":"2026-08-31T14:29:57.559Z","severity":{"score":10,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","source":"VulDB"},"assigner":"VulDB","products":["Tenda AC18"],"affected":[{"vendor":"Tenda","product":"AC18","versions":[{"version":"15.03.05.19","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac18_firmware:*:*:*:*:*:*:*:*"],"modules":["Telnet Handler"]}],"references":["https://vuldb.com/vuln/397183","https://vuldb.com/vuln/397183/cti","https://vuldb.com/cve/CVE-2026-82695","https://vuldb.com/submit/894242","https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TENDA-AC18-TELNET-DEFAULT-UNAUTH-001-vulndb.md","https://www.tenda.com.cn/"],"weaknesses":["CWE-306","CWE-287"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/82xxx/CVE-2026-82695.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-82695","state":"PUBLISHED","datePublished":"2026-08-31T12:45:09.596Z","dateUpdated":"2026-08-31T14:29:57.559Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-08-30T17:44:12.858Z"},"containers":{"cna":{"title":"Tenda AC18 Telnet telnet missing authentication","descriptions":[{"lang":"en","value":"A security flaw has been discovered in Tenda AC18 15.03.05.19. Impacted is an unknown function of the file /goform/telnet of the component Telnet Handler. The manipulation results in missing authentication. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks."}],"affected":[{"vendor":"Tenda","product":"AC18","versions":[{"version":"15.03.05.19","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac18_firmware:*:*:*:*:*:*:*:*"],"modules":["Telnet Handler"]}],"references":[{"url":"https://vuldb.com/vuln/397183","name":"VDB-397183 | Tenda AC18 Telnet telnet missing authentication","tags":["vdb-entry"]},{"url":"https://vuldb.com/vuln/397183/cti","name":"VDB-397183 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-82695","name":"CVE-2026-82695 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/894242","name":"Submit #894242 | Tenda AC18 ac18_kf_V15.03.05.19 Missing Authentication for Critical Function","tags":["third-party-advisory"]},{"url":"https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TENDA-AC18-TELNET-DEFAULT-UNAUTH-001-vulndb.md","tags":["exploit"]},{"url":"https://www.tenda.com.cn/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":10,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P","baseSeverity":"CRITICAL"}},{"cvssV3_1":{"version":"3.1","baseScore":10,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV3_0":{"version":"3.0","baseScore":10,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","baseSeverity":"CRITICAL"}},{"cvssV2_0":{"version":"2.0","baseScore":10,"vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-306","type":"CWE","lang":"en","description":"Missing Authentication"}]},{"descriptions":[{"cweId":"CWE-287","type":"CWE","lang":"en","description":"Improper Authentication"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-08-31T12:45:09.596Z"},"timeline":[{"time":"2026-08-30T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-08-30T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-08-30T19:49:18.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"ST4R0003 (VulDB User)","type":"reporter"}],"x_generator":["VulDB PVTS v202608"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-31T14:27:33.061359Z","id":"CVE-2026-82695","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-31T14:29:57.559Z"}}]}}}