{"id":"CVE-2026-105810","state":"PUBLISHED","title":"Authenticated Local Stack Overflow in TP-Link Tapo C320WS","description":"Tapo C320WS\nV2.0 contains an authenticated stack-based buffer overflow in the local\nonboarding Wi-Fi configuration path. An authenticated attacker on the\nadjacent network can submit a crafted request containing an oversized encrypted\npassword field, overwrite stack state, and execute commands with root\nprivileges.\n\n\n\n\n\nSuccessful\nexploitation may allow an authenticated adjacent-network attacker to take\ncontrol of the affected camera, modify camera behavior, access sensitive local\nconfiguration, and disrupt device availability.","publishedAt":"2026-10-19T17:46:42.190Z","updatedAt":"2026-10-20T19:23:34.083Z","severity":{"score":8.5,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"TPLink"},"assigner":"TPLink","products":["TP-Link Systems Inc. Tapo C320WS v2"],"affected":[{"vendor":"TP-Link Systems Inc.","product":"Tapo C320WS v2","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.6.6 Build 260917 Rel.81089n","versionType":"custom"}]}],"references":["https://www.tp-link.com/us/support/download/tapo-c320ws/#Firmware-Release-Notes","https://www.tp-link.com/en/support/download/tapo-c320ws/v2/#Firmware-Release-Notes","https://www.tp-link.com/us/support/faq/5351/"],"weaknesses":["CWE-121"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/105xxx/CVE-2026-105810.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-105810","state":"PUBLISHED","datePublished":"2026-10-19T17:46:42.190Z","dateUpdated":"2026-10-20T19:23:34.083Z","assignerShortName":"TPLink","assignerOrgId":"f23511db-6c3e-4e32-a477-6aa17d310630","dateReserved":"2026-10-05T20:47:54.754Z"},"containers":{"cna":{"title":"Authenticated Local Stack Overflow in TP-Link Tapo C320WS","descriptions":[{"lang":"en","value":"Tapo C320WS\nV2.0 contains an authenticated stack-based buffer overflow in the local\nonboarding Wi-Fi configuration path. An authenticated attacker on the\nadjacent network can submit a crafted request containing an oversized encrypted\npassword field, overwrite stack state, and execute commands with root\nprivileges.\n\n\n\n\n\nSuccessful\nexploitation may allow an authenticated adjacent-network attacker to take\ncontrol of the affected camera, modify camera behavior, access sensitive local\nconfiguration, and disrupt device availability."}],"affected":[{"vendor":"TP-Link Systems Inc.","product":"Tapo C320WS v2","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"1.6.6 Build 260917 Rel.81089n","versionType":"custom"}]}],"references":[{"url":"https://www.tp-link.com/us/support/download/tapo-c320ws/#Firmware-Release-Notes","tags":["patch"]},{"url":"https://www.tp-link.com/en/support/download/tapo-c320ws/v2/#Firmware-Release-Notes","tags":["patch"]},{"url":"https://www.tp-link.com/us/support/faq/5351/","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"ADJACENT","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":8.5,"vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-121","lang":"en","description":"CWE-121 Stack-based buffer overflow","type":"CWE"}]}],"providerMetadata":{"shortName":"TPLink","orgId":"f23511db-6c3e-4e32-a477-6aa17d310630","dateUpdated":"2026-10-19T17:46:42.190Z"},"impacts":[{"capecId":"CAPEC-100","descriptions":[{"lang":"en","value":"CAPEC-100 Overflow Buffers"}]}],"credits":[{"lang":"en","value":"Mohamed Jilani Chagra (M0ud4)","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-20T19:23:25.959359Z","id":"CVE-2026-105810","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-20T19:23:34.083Z"}}]}}}