{"id":"CVE-2023-39745","aliases":["EUVD-2023-43445","GHSA-4vrf-7x42-9ggg"],"status":"published","title":"TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a...","description":"TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00744,"percentile":0.55044,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2023-08-21T00:00:00Z","modified":"2026-06-17T06:12:50Z","products":[{"vendor":"tp-link","product":"tl-wr841n"},{"vendor":"tp-link","product":"tl-wr841n_v8_firmware"},{"vendor":"tp-link","product":"tl-wr940n_v2_firmware"},{"vendor":"tp-link","product":"tl-wr941nd"},{"vendor":"tp-link","product":"tl-wr941nd_v2"},{"vendor":"tp-link","product":"tl-wr941nd_v5_firmware"}],"references":[{"url":"https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/16/TP-Link%20WR940N%20WR941ND%20WR841N%20wireless%20router%20userRpmAccessCtrlAccessRulesRpm%20buffer%20read%20out-of-bounds%20vulnerability.md","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39745"},{"url":"https://github.com/advisories/GHSA-4vrf-7x42-9ggg"}],"sources":{"cve":[{"id":"CVE-2023-39745","description":"TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.","status":"published","published":"2023-08-21T00:00:00Z","modified":"2024-10-07T16:38:53.476Z","updated_at":"2026-11-02T14:35:33.138994Z"}],"euvd":[{"id":"EUVD-2023-43445","description":"TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.","status":"published","published":"2023-08-21T00:00:00Z","modified":"2024-10-07T16:38:53Z","updated_at":"2026-11-03T00:27:46.330731Z"}],"ghsa":[{"id":"GHSA-4vrf-7x42-9ggg","title":"TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a...","description":"TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.","status":"published","published":"2023-08-21T03:30:16Z","modified":"2024-04-04T07:04:27Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:56:48.229282Z"}],"nvd":[{"id":"CVE-2023-39745","description":"TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.","status":"published","published":"2023-08-21T03:15:11.487Z","modified":"2026-06-17T06:12:50.887Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:08:24.487686Z"}]}}