{"id":"CVE-2021-27514","aliases":["EUVD-2021-14268","GHSA-v598-3w4j-2787"],"status":"published","title":"EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might...","description":"EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-12","score":0.03548,"percentile":0.89465,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-307"],"published":"2021-02-21T23:05:32Z","modified":"2026-10-20T10:47:51Z","products":[{"vendor":"eyesofnetwork","product":"eyesofnetwork"}],"references":[{"url":"https://github.com/ArianeBlow/exploit-eyesofnetwork5.3.10/blob/main/PoC-BruteForceID-arbitraty-file-upload-RCE-PrivEsc.py","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://github.com/EyesOfNetworkCommunity/eonweb/issues/87","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27514"},{"url":"https://github.com/advisories/GHSA-v598-3w4j-2787"}],"sources":{"cve":[{"id":"CVE-2021-27514","description":"EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).","status":"published","published":"2021-02-21T23:05:32Z","modified":"2024-08-03T21:26:09.047Z","updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2021-14268","description":"EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).","status":"published","published":"2021-02-21T23:05:32Z","modified":"2024-08-03T21:26:09Z","updated_at":"2026-11-03T03:24:48.919164Z"}],"ghsa":[{"id":"GHSA-v598-3w4j-2787","title":"EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might...","description":"EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).","status":"published","published":"2022-05-24T17:42:48Z","modified":"2023-01-29T05:05:50Z","cwes":["CWE-307"],"updated_at":"2026-11-02T14:45:53.268312Z"}],"nvd":[{"id":"CVE-2021-27514","description":"EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).","status":"published","published":"2021-02-22T00:15:12.37Z","modified":"2026-06-17T03:45:00.307Z","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":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:06:50.031227Z"}],"osv":[{"id":"CVE-2021-27514","description":"EyesOfNetwork 5.3-10 uses an integer of between 8 and 10 digits for the session ID, which might be leveraged for brute-force authentication bypass (such as in CVE-2021-27513 exploitation).","status":"published","published":"2021-02-22T00:15:12.37Z","modified":"2026-10-20T10:47:51.93415708Z","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"}],"updated_at":"2026-11-02T15:44:19.129331Z"}]}}