{"id":"CVE-2025-34066","aliases":["EUVD-2025-19640","GHSA-4cx5-3q2w-5wr7"],"status":"published","title":"AVTECH IP camera, DVR, and NVR Devices Unauthenticated Information Disclosure","description":"An improper certificate validation vulnerability exists in AVTECH IP cameras, DVRs, and NVRs due to the use of wget with --no-check-certificate in scripts like SyncCloudAccount.sh and SyncPermit.sh. This exposes HTTPS communications to man-in-the-middle (MITM) attacks.","severity":{"version":"4.0","score":8.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00319,"percentile":0.25095,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2025-07-01T14:47:44Z","modified":"2026-06-17T09:13:24Z","products":[{"vendor":"avtech","product":"dvr devices"},{"vendor":"avtech","product":"ip cameras"},{"vendor":"avtech","product":"nvr devices"}],"references":[{"url":"https://www.exploit-db.com/exploits/40500","tags":["exploit"]},{"url":"https://avtech.com/","tags":["product"]},{"url":"https://web.archive.org/web/20240810225729/https://www.search-lab.hu/advisories/126-AVTech-devices-multiple-vulnerabilities","tags":["third-party-advisory","technical-description"]},{"url":"https://web.archive.org/web/20161029201749/https://github.com/ebux/AVTECH","tags":["exploit"]},{"url":"https://vulncheck.com/advisories/avtech-ipcamera-nvr-dvr-mulitple-vulns","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-34066"},{"url":"https://avtech.com"},{"url":"https://github.com/advisories/GHSA-4cx5-3q2w-5wr7"}],"sources":{"cve":[{"id":"CVE-2025-34066","title":"AVTECH IP camera, DVR, and NVR Devices Unauthenticated Information Disclosure","description":"An improper certificate validation vulnerability exists in AVTECH IP cameras, DVRs, and NVRs due to the use of wget with --no-check-certificate in scripts like SyncCloudAccount.sh and SyncPermit.sh. This exposes HTTPS communications to man-in-the-middle (MITM) attacks.","status":"published","published":"2025-07-01T14:47:44.573Z","modified":"2026-04-07T14:09:19.39Z","cvss":[{"version":"4.0","score":8.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:32:54.1527Z"}],"euvd":[{"id":"EUVD-2025-19640","description":"An improper certificate validation vulnerability exists in AVTECH IP cameras, DVRs, and NVRs due to the use of wget with --no-check-certificate in scripts like SyncCloudAccount.sh and SyncPermit.sh. This exposes HTTPS communications to man-in-the-middle (MITM) attacks.","status":"published","published":"2025-07-01T14:47:44Z","modified":"2026-04-07T14:09:19Z","cvss":[{"version":"4.0","score":8.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:25:12.908169Z"}],"ghsa":[{"id":"GHSA-4cx5-3q2w-5wr7","title":"An improper certificate validation vulnerability exists in AVTECH IP cameras, DVRs, and NVRs due...","description":"An improper certificate validation vulnerability exists in AVTECH IP cameras, DVRs, and NVRs due to the use of wget with --no-check-certificate in scripts like SyncCloudAccount.sh and SyncPermit.sh. This exposes HTTPS communications to man-in-the-middle (MITM) attacks.","status":"published","published":"2025-07-01T15:31:10Z","modified":"2025-07-01T15:31:16Z","cvss":[{"version":"4.0","score":8.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/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":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:02:52.793128Z"}],"nvd":[{"id":"CVE-2025-34066","description":"An improper certificate validation vulnerability exists in AVTECH IP cameras, DVRs, and NVRs due to the use of wget with --no-check-certificate in scripts like SyncCloudAccount.sh and SyncPermit.sh. This exposes HTTPS communications to man-in-the-middle (MITM) attacks.","status":"published","published":"2025-07-01T15:15:25.327Z","modified":"2026-06-17T09:13:24.743Z","cvss":[{"version":"4.0","score":8.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/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":"high","assessor":"secondary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:11:15.754475Z"}]}}