{"id":"CVE-2025-14175","aliases":["EUVD-2025-205644","GHSA-w5v4-r6mh-235c"],"status":"published","title":"Weak Algorithm Support in SSH Server on TL-WR820N","description":"A vulnerability in the SSH server of TP-Link TL-WR820N v2.80 allows the use of a weak cryptographic algorithm, enabling an adjacent attacker to intercept and decrypt SSH traffic. Exploitation may expose sensitive information and compromise confidentiality.","severity":{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00297,"percentile":0.22527,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-327"],"published":"2025-12-29T19:31:23Z","modified":"2026-10-07T12:10:00Z","exploits":[{"source":"pocgithub","id":"CyberVinner/TP-Link-TL-WR820N-CVE-2025-14175","title":"CyberVinner/TP-Link-TL-WR820N-CVE-2025-14175","date":"2025-12-31","url":"https://github.com/CyberVinner/TP-Link-TL-WR820N-CVE-2025-14175"}],"products":[{"vendor":"tp-link","product":"tl-wr820n_firmware"},{"vendor":"tp-link systems inc.","product":"tl-wr820n v2.8"}],"references":[{"url":"https://www.tp-link.com/en/support/download/tl-wr820n/#Firmware","tags":["patch","Product"]},{"url":"https://www.tp-link.com/in/support/download/tl-wr820n/#Firmware","tags":["patch","Product"]},{"url":"https://www.tp-link.com/us/support/faq/4861/","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-14175"},{"url":"https://www.tp-link.com/us/support/faq/4861"},{"url":"https://github.com/advisories/GHSA-w5v4-r6mh-235c"}],"sources":{"cve":[{"id":"CVE-2025-14175","title":"Weak Algorithm Support in SSH Server on TL-WR820N","description":"A vulnerability in the SSH server of TP-Link TL-WR820N v2.80 allows the use of a weak cryptographic algorithm, enabling an adjacent attacker to intercept and decrypt SSH traffic. Exploitation may expose sensitive information and compromise confidentiality.","status":"published","published":"2025-12-29T19:31:23.473Z","modified":"2026-01-02T14:18:11.376Z","cvss":[{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:32:28.621398Z"}],"euvd":[{"id":"EUVD-2025-205644","description":"A vulnerability in the SSH server of TP-Link TL-WR820N v2.80 allows the use of a weak cryptographic algorithm, enabling an adjacent attacker to intercept and decrypt SSH traffic. Exploitation may expose sensitive information and compromise confidentiality.","status":"published","published":"2025-12-29T19:31:23Z","modified":"2026-01-02T14:18:11Z","cvss":[{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:48:59.455836Z"}],"ghsa":[{"id":"GHSA-w5v4-r6mh-235c","title":"A vulnerability in the SSH server of TP-Link TL-WR820N v2.80 allows the use of a weak...","description":"A vulnerability in the SSH server of TP-Link TL-WR820N v2.80 allows the use of a weak cryptographic algorithm, enabling an adjacent attacker to intercept and decrypt SSH traffic. Exploitation may expose sensitive information and compromise confidentiality.","status":"published","published":"2025-12-29T21:30:25Z","modified":"2026-03-08T03:31:29Z","cvss":[{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/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"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T15:06:30.378091Z"}],"nvd":[{"id":"CVE-2025-14175","description":"A vulnerability in the SSH server of TP-Link TL-WR820N v2.80 allows the use of a weak cryptographic algorithm, enabling an adjacent attacker to intercept and decrypt SSH traffic. Exploitation may expose sensitive information and compromise confidentiality.","status":"published","published":"2025-12-29T20:15:41.4Z","modified":"2026-10-07T12:10:00.17Z","cvss":[{"version":"4.0","score":6,"vector":"CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/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"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:11:53.683969Z"}]}}