{"id":"CVE-2023-41349","aliases":["EUVD-2023-45852","GHSA-xqpv-jvpq-xjvc"],"status":"published","title":"ASUS RT-AX88U - externally-controlled format string","description":"ASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attacker can exploit the exported OpenVPN configuration to execute an externally-controlled format string attack, resulting in sensitivity information leakage, or forcing the device to reset and permanent denial of service.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00863,"percentile":0.59028,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-134"],"published":"2023-09-18T02:36:30Z","modified":"2026-06-17T06:21:54Z","products":[{"vendor":"asus","product":"rt-ax88u"},{"vendor":"asus","product":"rt-ax88u_firmware"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-7371-aecf1-1.html","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-41349"},{"url":"https://github.com/advisories/GHSA-xqpv-jvpq-xjvc"}],"sources":{"cve":[{"id":"CVE-2023-41349","title":"ASUS RT-AX88U - externally-controlled format string","description":"\nASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attacker can exploit the exported OpenVPN configuration to execute an externally-controlled format string attack, resulting in sensitivity information leakage, or forcing the device to reset and permanent denial of service.\n\n","status":"published","published":"2023-09-18T02:36:30.234Z","modified":"2024-09-25T15:39:19.468Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-134"],"updated_at":"2026-11-02T14:35:19.217111Z"}],"euvd":[{"id":"EUVD-2023-45852","description":"\nASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attacker can exploit the exported OpenVPN configuration to execute an externally-controlled format string attack, resulting in sensitivity information leakage, or forcing the device to reset and permanent denial of service.\n\n","status":"published","published":"2023-09-18T02:36:30Z","modified":"2024-09-25T15:39:19Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:28:12.46898Z"}],"ghsa":[{"id":"GHSA-xqpv-jvpq-xjvc","title":"\nASUS router RT-AX88U has a vulnerability of using externally controllable format strings within...","description":"\nASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attacker can exploit the exported OpenVPN configuration to execute an externally-controlled format string attack, resulting in sensitivity information leakage, or forcing the device to reset and permanent denial of service.\n\n","status":"published","published":"2023-09-18T03:31:46Z","modified":"2024-04-04T07:42:58Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-134"],"updated_at":"2026-11-02T14:56:54.282267Z"}],"nvd":[{"id":"CVE-2023-41349","description":"\nASUS router RT-AX88U has a vulnerability of using externally controllable format strings within its Advanced Open VPN function. An authenticated remote attacker can exploit the exported OpenVPN configuration to execute an externally-controlled format string attack, resulting in sensitivity information leakage, or forcing the device to reset and permanent denial of service.\n\n","status":"published","published":"2023-09-18T03:15:08.113Z","modified":"2026-06-17T06:21:54.627Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-134"],"updated_at":"2026-11-02T14:08:29.595868Z"}]}}