{"id":"CVE-2017-9466","aliases":["EUVD-2017-18398","GHSA-5m39-qpvm-r38g"],"status":"published","title":"The executable httpd on the TP-Link WR841N V8 router before TL-WR841N(UN)_V8_170210 contained a...","description":"The executable httpd on the TP-Link WR841N V8 router before TL-WR841N(UN)_V8_170210 contained a design flaw in the use of DES for block encryption. This resulted in incorrect access control, which allowed attackers to gain read-write access to system settings through the protected router configuration service tddp via the LAN and Ath0 (Wi-Fi) interfaces.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00488,"percentile":0.42277,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-327"],"published":"2017-06-26T07:00:00Z","modified":"2026-06-17T01:28:10Z","products":[{"vendor":"tp-link","product":"wr841n_v8_firmware"}],"references":[{"url":"http://blog.senr.io/blog/cve-2017-9466-why-is-my-router-blinking-morse-code","tags":["x_refsource_MISC","x_transferred","Exploit","Technical Description","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-9466"},{"url":"https://github.com/advisories/GHSA-5m39-qpvm-r38g"}],"sources":{"cve":[{"id":"CVE-2017-9466","description":"The executable httpd on the TP-Link WR841N V8 router before TL-WR841N(UN)_V8_170210 contained a design flaw in the use of DES for block encryption. This resulted in incorrect access control, which allowed attackers to gain read-write access to system settings through the protected router configuration service tddp via the LAN and Ath0 (Wi-Fi) interfaces.","status":"published","published":"2017-06-26T07:00:00Z","modified":"2024-08-05T17:11:01.527Z","updated_at":"2026-11-02T14:33:13.606903Z"}],"euvd":[{"id":"EUVD-2017-18398","description":"The executable httpd on the TP-Link WR841N V8 router before TL-WR841N(UN)_V8_170210 contained a design flaw in the use of DES for block encryption. This resulted in incorrect access control, which allowed attackers to gain read-write access to system settings through the protected router configuration service tddp via the LAN and Ath0 (Wi-Fi) interfaces.","status":"published","published":"2017-06-26T07:00:00Z","modified":"2024-08-05T17:11:01Z","updated_at":"2026-11-03T02:23:27.678389Z"}],"ghsa":[{"id":"GHSA-5m39-qpvm-r38g","title":"The executable httpd on the TP-Link WR841N V8 router before TL-WR841N(UN)_V8_170210 contained a...","description":"The executable httpd on the TP-Link WR841N V8 router before TL-WR841N(UN)_V8_170210 contained a design flaw in the use of DES for block encryption. This resulted in incorrect access control, which allowed attackers to gain read-write access to system settings through the protected router configuration service tddp via the LAN and Ath0 (Wi-Fi) interfaces.","status":"published","published":"2022-05-17T02:35:51Z","modified":"2023-01-27T05:05:19Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:42:40.370534Z"}],"nvd":[{"id":"CVE-2017-9466","description":"The executable httpd on the TP-Link WR841N V8 router before TL-WR841N(UN)_V8_170210 contained a design flaw in the use of DES for block encryption. This resulted in incorrect access control, which allowed attackers to gain read-write access to system settings through the protected router configuration service tddp via the LAN and Ath0 (Wi-Fi) interfaces.","status":"published","published":"2017-06-26T07:29:00.34Z","modified":"2026-06-17T01:28:10.463Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:03:51.893212Z"}]}}