{"id":"CVE-2026-5609","state":"PUBLISHED","title":"Tenda i12 Parameter wifiSSIDset formwrlSSIDset stack-based overflow","description":"A flaw has been found in Tenda i12 1.0.0.11(3862). Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset of the component Parameter Handler. This manipulation of the argument index/wl_radio causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used.","publishedAt":"2026-04-06T01:15:13.183Z","updatedAt":"2026-04-06T18:21:17.706Z","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:P","source":"VulDB"},"assigner":"VulDB","products":["Tenda i12"],"affected":[{"vendor":"Tenda","product":"i12","versions":[{"version":"1.0.0.11(3862)","status":"affected"}],"cpes":["cpe:2.3:o:tenda:i12_firmware:*:*:*:*:*:*:*:*"],"modules":["Parameter Handler"]}],"references":["https://vuldb.com/vuln/355400","https://vuldb.com/vuln/355400/cti","https://vuldb.com/submit/785337","https://github.com/Litengzheng/vuldb_new/blob/main/i12/vul_107/README.md","https://www.tenda.com.cn/"],"weaknesses":["CWE-121","CWE-119"],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/5xxx/CVE-2026-5609.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-5609","state":"PUBLISHED","datePublished":"2026-04-06T01:15:13.183Z","dateUpdated":"2026-04-06T18:21:17.706Z","assignerShortName":"VulDB","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","dateReserved":"2026-04-05T15:24:57.517Z"},"containers":{"cna":{"title":"Tenda i12 Parameter wifiSSIDset formwrlSSIDset stack-based overflow","descriptions":[{"lang":"en","value":"A flaw has been found in Tenda i12 1.0.0.11(3862). Affected by this vulnerability is the function formwrlSSIDset of the file /goform/wifiSSIDset of the component Parameter Handler. This manipulation of the argument index/wl_radio causes stack-based buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used."}],"affected":[{"vendor":"Tenda","product":"i12","versions":[{"version":"1.0.0.11(3862)","status":"affected"}],"cpes":["cpe:2.3:o:tenda:i12_firmware:*:*:*:*:*:*:*:*"],"modules":["Parameter Handler"]}],"references":[{"url":"https://vuldb.com/vuln/355400","name":"VDB-355400 | Tenda i12 Parameter wifiSSIDset formwrlSSIDset stack-based overflow","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/355400/cti","name":"VDB-355400 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/submit/785337","name":"Submit #785337 | Tenda i12 V1.0.0.11(3862) Stack-based Buffer Overflow","tags":["third-party-advisory"]},{"url":"https://github.com/Litengzheng/vuldb_new/blob/main/i12/vul_107/README.md","tags":["exploit"]},{"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/E:P","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:P/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:P/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: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":"2026-04-06T01:15:13.183Z"},"timeline":[{"time":"2026-04-05T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-04-05T02:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-04-05T17:30:01.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"LtzHust (VulDB User)","type":"reporter"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-04-06T18:21:01.382528Z","id":"CVE-2026-5609","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":"2026-04-06T18:21:17.706Z"}}]}}}