{"id":"CVE-2025-6982","aliases":["EUVD-2025-21738","GHSA-5j4q-7r76-c92w"],"status":"published","title":"Hardcoded DES Decryption Keys in TP-Link Archer C50 V3/V4/V5 and C20 V5","description":"Use of Hard-coded Credentials in TP-Link Archer C50 V3(\n\n\u003c=\n\n180703)/V4(\n\n\n\n\u003c=\n\n250117\n\n)/V5(\n\n\n\n\u003c=\n\n200407\n\n), and C20 V5 (\u003cUS_V5_260419 or \u003cEU_V5_260317) allows attackers to decrypt the config.xml files.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/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":0.00283,"percentile":0.20962,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-798"],"published":"2025-07-16T20:01:41Z","modified":"2026-06-17T10:02:59Z","products":[{"vendor":"tp-link system inc.","product":"archer c50 v3"},{"vendor":"tp-link system inc.","product":"archer c50 v4"},{"vendor":"tp-link system inc.","product":"archer c50 v5"},{"vendor":"tp-link systems inc.","product":"archer c20 v5"},{"vendor":"tp-link systems inc.","product":"archer c50 v3"},{"vendor":"tp-link systems inc.","product":"archer c50 v4"},{"vendor":"tp-link systems inc.","product":"archer c50 v5"}],"references":[{"url":"https://www.tp-link.com/us/support/faq/4538/","tags":["vendor-advisory"]},{"url":"https://www.tp-link.com/us/support/download/archer-c20/v5/#Firmware","tags":["patch"]},{"url":"https://www.tp-link.com/en/support/download/archer-c20/v5/#Firmware","tags":["patch"]},{"url":"https://www.kb.cert.org/vuls/id/554637"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-6982"},{"url":"https://www.tp-link.com/us/support/faq/4538"},{"url":"https://github.com/advisories/GHSA-5j4q-7r76-c92w"}],"sources":{"cve":[{"id":"CVE-2025-6982","title":"Hardcoded DES Decryption Keys in TP-Link Archer C50 V3/V4/V5 and C20 V5","description":"Use of Hard-coded Credentials in TP-Link Archer C50 V3(\n\n\u003c=\n\n180703)/V4(\n\n\n\n\u003c=\n\n250117\n\n)/V5(\n\n\n\n\u003c=\n\n200407\n\n), and C20 V5 (\u003cUS_V5_260419 or \u003cEU_V5_260317) allows attackers to decrypt the config.xml files.","status":"published","published":"2025-07-16T20:01:41.382Z","modified":"2026-04-22T21:24:12.188Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:32:40.774223Z"}],"euvd":[{"id":"EUVD-2025-21738","description":"Use of Hard-coded Credentials in TP-Link Archer C50 V3(\n\n\u003c=\n\n180703)/V4(\n\n\n\n\u003c=\n\n250117\n\n)/V5(\n\n\n\n\u003c=\n\n200407\n\n), and C20 V5 (\u003cUS_V5_260419 or \u003cEU_V5_260317) allows attackers to decrypt the config.xml files.","status":"published","published":"2025-07-16T20:01:41Z","modified":"2026-04-22T21:24:12Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:24:19.81608Z"}],"ghsa":[{"id":"GHSA-5j4q-7r76-c92w","title":"Use of Hard-coded Credentials in TP-Link Archer C50 V3(\n\n\u003c=\n\n180703)/V4(\n\n\n\n\u003c=\n\n250117\n\n)/V5(\n\n\n\n...","description":"Use of Hard-coded Credentials in TP-Link Archer C50 V3(\n\n\u003c=\n\n180703)/V4(\n\n\n\n\u003c=\n\n250117\n\n)/V5(\n\n\n\n\u003c=\n\n200407\n\n), allows attackers to decrypt the config.xml files.","status":"published","published":"2025-07-16T21:30:36Z","modified":"2026-04-23T00:31:11Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/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"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T15:07:35.737909Z"}],"nvd":[{"id":"CVE-2025-6982","description":"Use of Hard-coded Credentials in TP-Link Archer C50 V3(\n\n\u003c=\n\n180703)/V4(\n\n\n\n\u003c=\n\n250117\n\n)/V5(\n\n\n\n\u003c=\n\n200407\n\n), and C20 V5 (\u003cUS_V5_260419 or \u003cEU_V5_260317) allows attackers to decrypt the config.xml files.","status":"published","published":"2025-07-16T20:15:26.017Z","modified":"2026-06-17T10:02:59.467Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:L/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"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:11:18.782156Z"}]}}