{"id":"CVE-2025-3820","state":"PUBLISHED","title":"Tenda W12/i24 httpd cgiSysUplinkCheckSet stack-based overflow","description":"A vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) and classified as critical. Affected by this issue is the function cgiSysUplinkCheckSet of the file /bin/httpd. The manipulation of the argument hostIp1/hostIp2 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.","publishedAt":"2025-04-19T20:31:06.957Z","updatedAt":"2025-04-21T14:41:40.160Z","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","source":"VulDB"},"assigner":"VulDB","products":["Tenda W12","Tenda i24"],"affected":[{"vendor":"Tenda","product":"W12","versions":[{"version":"3.0.0.4(2887)","status":"affected"},{"version":"3.0.0.5(3644)","status":"affected"}]},{"vendor":"Tenda","product":"i24","versions":[{"version":"3.0.0.4(2887)","status":"affected"},{"version":"3.0.0.5(3644)","status":"affected"}]}],"references":["https://vuldb.com/?id.305726","https://vuldb.com/?ctiid.305726","https://vuldb.com/?submit.555728","https://github.com/02Tn/vul/issues/4","https://www.tenda.com.cn/"],"weaknesses":["CWE-121","CWE-119"],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/3xxx/CVE-2025-3820.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-3820","state":"PUBLISHED","datePublished":"2025-04-19T20:31:06.957Z","dateUpdated":"2025-04-21T14:41:40.160Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2025-04-18T23:55:24.153Z"},"containers":{"cna":{"title":"Tenda W12/i24 httpd cgiSysUplinkCheckSet stack-based overflow","descriptions":[{"lang":"en","value":"A vulnerability was found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) and classified as critical. Affected by this issue is the function cgiSysUplinkCheckSet of the file /bin/httpd. The manipulation of the argument hostIp1/hostIp2 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used."},{"lang":"de","value":"Eine Schwachstelle wurde in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644) gefunden. Sie wurde als kritisch eingestuft. Es geht hierbei um die Funktion cgiSysUplinkCheckSet der Datei /bin/httpd. Durch die Manipulation des Arguments hostIp1/hostIp2 mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung."}],"affected":[{"vendor":"Tenda","product":"W12","versions":[{"version":"3.0.0.4(2887)","status":"affected"},{"version":"3.0.0.5(3644)","status":"affected"}]},{"vendor":"Tenda","product":"i24","versions":[{"version":"3.0.0.4(2887)","status":"affected"},{"version":"3.0.0.5(3644)","status":"affected"}]}],"references":[{"url":"https://vuldb.com/?id.305726","name":"VDB-305726 | Tenda W12/i24 httpd cgiSysUplinkCheckSet stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/?ctiid.305726","name":"VDB-305726 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/?submit.555728","name":"Submit #555728 | Tenda w12,i24 w12 V3.0.0.5(3644) and i24 V3.0.0.4(2887) Stack-based Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://github.com/02Tn/vul/issues/4","tags":["exploit","issue-tracking"]},{"url":"https://www.tenda.com.cn/","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","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","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","baseSeverity":"HIGH"}},{"cvssV2_0":{"version":"2.0","baseScore":9,"vectorString":"AV:N/AC:L/Au:S/C:C/I:C/A:C"}}],"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":"2025-04-19T20:31:06.957Z"},"timeline":[{"time":"2025-04-19T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2025-04-19T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2025-04-19T02:00:34.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"T1an (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-04-21T14:40:46.323681Z","id":"CVE-2025-3820","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":"2025-04-21T14:41:40.160Z"}}]}}}