{"id":"CVE-2026-104945","aliases":["EUVD-2026-93839","GHSA-879v-46j6-mx37"],"status":"published","title":"Authenticated ONVIF PTZ Out-of-Bounds Stack Write Denial of Service in TP-Link Tapo C500","description":"TP-Link Tapo\nC500 v2.0 contains an out-of-bounds stack write vulnerability in its ONVIF PTZ\nSOAP handlers. An authenticated ONVIF client can submit an excessive number of\npreset-related elements, causing writes beyond the bounds of fixed-size stack\narrays and resulting in a crash of the affected service.\n\n\n\n\n\n\n\n\n\nSuccessful\nexploitation may allow an authenticated attacker to cause the affected service\nto crash, resulting in a denial-of-service condition. Repeated exploitation may\nrepeatedly disrupt camera management and PTZ-related functionality until the\nservice recovers or restarts.","severity":{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00223,"percentile":0.13,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-121"],"published":"2026-10-06T18:41:13Z","modified":"2026-10-07T15:17:05Z","exploits":[{"source":"pocgithub","id":"anaskalt/CVE-2026-104945","title":"anaskalt/CVE-2026-104945","date":"2026-10-13","url":"https://github.com/anaskalt/CVE-2026-104945"}],"products":[{"vendor":"tp-link systems inc.","product":"tapo c500 v2.0"}],"references":[{"url":"https://www.tp-link.com/us/support/download/tapo-c500/#Firmware-Release-Notes","tags":["patch"]},{"url":"https://www.tp-link.com/en/support/download/tapo-c500/#Firmware-Release-Notes","tags":["patch"]},{"url":"https://www.tp-link.com/us/support/faq/5327/","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-104945"},{"url":"https://www.tp-link.com/us/support/faq/5327"},{"url":"https://github.com/advisories/GHSA-879v-46j6-mx37"}],"sources":{"cve":[{"id":"CVE-2026-104945","title":"Authenticated ONVIF PTZ Out-of-Bounds Stack Write Denial of Service in TP-Link Tapo C500","description":"TP-Link Tapo\nC500 v2.0 contains an out-of-bounds stack write vulnerability in its ONVIF PTZ\nSOAP handlers. An authenticated ONVIF client can submit an excessive number of\npreset-related elements, causing writes beyond the bounds of fixed-size stack\narrays and resulting in a crash of the affected service.\n\n\n\n\n\n\n\n\n\nSuccessful\nexploitation may allow an authenticated attacker to cause the affected service\nto crash, resulting in a denial-of-service condition. Repeated exploitation may\nrepeatedly disrupt camera management and PTZ-related functionality until the\nservice recovers or restarts.","status":"published","published":"2026-10-06T18:41:13.133Z","modified":"2026-10-07T14:03:55.985Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:20:09.448255Z"}],"euvd":[{"id":"EUVD-2026-93839","description":"TP-Link Tapo\nC500 v2.0 contains an out-of-bounds stack write vulnerability in its ONVIF PTZ\nSOAP handlers. An authenticated ONVIF client can submit an excessive number of\npreset-related elements, causing writes beyond the bounds of fixed-size stack\narrays and resulting in a crash of the affected service.\n\n\n\n\n\n\n\n\n\nSuccessful\nexploitation may allow an authenticated attacker to cause the affected service\nto crash, resulting in a denial-of-service condition. Repeated exploitation may\nrepeatedly disrupt camera management and PTZ-related functionality until the\nservice recovers or restarts.","status":"published","published":"2026-10-06T18:41:13Z","modified":"2026-10-07T14:03:55Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T17:27:35.509652Z"}],"ghsa":[{"id":"GHSA-879v-46j6-mx37","title":"TP-Link Tapo\nC500 v2.0 contains an out-of-bounds stack write vulnerability in its ONVIF PTZ\nSOAP...","description":"TP-Link Tapo\nC500 v2.0 contains an out-of-bounds stack write vulnerability in its ONVIF PTZ\nSOAP handlers. An authenticated ONVIF client can submit an excessive number of\npreset-related elements, causing writes beyond the bounds of fixed-size stack\narrays and resulting in a crash of the affected service.\n\n\n\n\n\n\n\n\n\nSuccessful\nexploitation may allow an authenticated attacker to cause the affected service\nto crash, resulting in a denial-of-service condition. Repeated exploitation may\nrepeatedly disrupt camera management and PTZ-related functionality until the\nservice recovers or restarts.","status":"published","published":"2026-10-06T21:31:40Z","modified":"2026-10-06T21:31:41Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:12:52.08897Z"}],"nvd":[{"id":"CVE-2026-104945","description":"TP-Link Tapo\nC500 v2.0 contains an out-of-bounds stack write vulnerability in its ONVIF PTZ\nSOAP handlers. An authenticated ONVIF client can submit an excessive number of\npreset-related elements, causing writes beyond the bounds of fixed-size stack\narrays and resulting in a crash of the affected service.\n\n\n\n\n\n\n\n\n\nSuccessful\nexploitation may allow an authenticated attacker to cause the affected service\nto crash, resulting in a denial-of-service condition. Repeated exploitation may\nrepeatedly disrupt camera management and PTZ-related functionality until the\nservice recovers or restarts.","status":"published","published":"2026-10-06T19:17:40.84Z","modified":"2026-10-07T15:17:05.753Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:54.486849Z"}]}}