{"id":"CVE-2026-2147","state":"PUBLISHED","title":"Tenda AC21 Web Management DownloadLog information disclosure","description":"A weakness has been identified in Tenda AC21 16.03.08.16. This impacts an unknown function of the file /cgi-bin/DownloadLog of the component Web Management Interface. Executing a manipulation can lead to information disclosure. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks.","publishedAt":"2026-02-08T10:02:09.088Z","updatedAt":"2026-02-23T09:40:42.795Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","source":"VulDB"},"assigner":"VulDB","products":["Tenda AC21"],"affected":[{"vendor":"Tenda","product":"AC21","versions":[{"version":"16.03.08.16","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac21_firmware:*:*:*:*:*:*:*:*"],"modules":["Web Management Interface"]}],"references":["https://vuldb.com/?id.344849","https://vuldb.com/?ctiid.344849","https://vuldb.com/?submit.747429","https://github.com/master-abc/cve/issues/30","https://www.tenda.com.cn/"],"weaknesses":["CWE-200","CWE-284"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/2xxx/CVE-2026-2147.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-2147","state":"PUBLISHED","datePublished":"2026-02-08T10:02:09.088Z","dateUpdated":"2026-02-23T09:40:42.795Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-02-07T07:51:35.170Z"},"containers":{"cna":{"title":"Tenda AC21 Web Management DownloadLog information disclosure","descriptions":[{"lang":"en","value":"A weakness has been identified in Tenda AC21 16.03.08.16. This impacts an unknown function of the file /cgi-bin/DownloadLog of the component Web Management Interface. Executing a manipulation can lead to information disclosure. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks."}],"affected":[{"vendor":"Tenda","product":"AC21","versions":[{"version":"16.03.08.16","status":"affected"}],"cpes":["cpe:2.3:o:tenda:ac21_firmware:*:*:*:*:*:*:*:*"],"modules":["Web Management Interface"]}],"references":[{"url":"https://vuldb.com/?id.344849","name":"VDB-344849 | Tenda AC21 Web Management DownloadLog information disclosure","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.344849","name":"VDB-344849 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.747429","name":"Submit #747429 | Tenda AC21  V16.03.08.16 Missing Critical Step in Authentication","tags":["third-party-advisory"]},{"url":"https://github.com/master-abc/cve/issues/30","tags":["exploit","issue-tracking"]},{"url":"https://www.tenda.com.cn/","tags":["product"]}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":5.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:W/RC:R","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:W/RC:UR"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","type":"CWE","lang":"en","description":"Information Disclosure"}]},{"descriptions":[{"cweId":"CWE-284","type":"CWE","lang":"en","description":"Improper Access Controls"}]}],"providerMetadata":{"shortName":"VulDB","orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateUpdated":"2026-02-23T09:40:42.795Z"},"timeline":[{"time":"2026-02-07T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-02-07T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-02-09T06:56:42.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"942384053 (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-10T21:20:11.034030Z","id":"CVE-2026-2147","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-10T21:20:17.034Z"}}]}}}