{"id":"CVE-2023-51638","aliases":["EUVD-2023-56350","GHSA-5r59-wwwh-xxvm"],"status":"published","title":"Allegra Hard-coded Credentials Authentication Bypass Vulnerability","description":"Allegra Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Allegra. Authentication is not required to exploit this vulnerability. \n\nThe specific flaw exists within the configuration of a database. The issue results from the use of a hardcoded password. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22360.","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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01372,"percentile":0.72191,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-798"],"published":"2024-11-22T20:05:00Z","modified":"2026-06-17T06:41:22Z","products":[{"vendor":"allegra","product":"allegra"},{"vendor":"alltena","product":"allegra"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-24-111/","tags":["x_research-advisory","Third Party Advisory"]},{"url":"https://www.trackplus.com/en/service/release-notes-reader/7-5-1-release-notes-2.html","tags":["vendor-advisory","Release Notes"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-51638"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-24-111"},{"url":"https://github.com/advisories/GHSA-5r59-wwwh-xxvm"}],"sources":{"cve":[{"id":"CVE-2023-51638","title":"Allegra Hard-coded Credentials Authentication Bypass Vulnerability","description":"Allegra Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Allegra. Authentication is not required to exploit this vulnerability. \n\nThe specific flaw exists within the configuration of a database. The issue results from the use of a hardcoded password. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22360.","status":"published","published":"2024-11-22T20:05:00.24Z","modified":"2024-11-25T16:41:33.579Z","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":"cna"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:35:17.48054Z"}],"euvd":[{"id":"EUVD-2023-56350","description":"Allegra Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Allegra. Authentication is not required to exploit this vulnerability. \n\nThe specific flaw exists within the configuration of a database. The issue results from the use of a hardcoded password. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22360.","status":"published","published":"2024-11-22T20:05:00Z","modified":"2024-11-25T16:41:33Z","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"}],"updated_at":"2026-11-03T00:04:48.805983Z"}],"ghsa":[{"id":"GHSA-5r59-wwwh-xxvm","title":"Allegra Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows...","description":"Allegra Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Allegra. Authentication is not required to exploit this vulnerability. \n\nThe specific flaw exists within the configuration of a database. The issue results from the use of a hardcoded password. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22360.","status":"published","published":"2024-11-22T21:32:15Z","modified":"2024-11-22T21:32:22Z","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-798"],"updated_at":"2026-11-02T14:58:54.680763Z"}],"nvd":[{"id":"CVE-2023-51638","description":"Allegra Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Allegra. Authentication is not required to exploit this vulnerability. \n\nThe specific flaw exists within the configuration of a database. The issue results from the use of a hardcoded password. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22360.","status":"published","published":"2024-11-22T20:15:06.283Z","modified":"2026-06-17T06:41:22.683Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"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":"secondary"}],"cwes":["CWE-798"],"updated_at":"2026-11-02T14:09:19.052418Z"}]}}