{"id":"CVE-2021-27855","aliases":["EUVD-2021-14593","GHSA-53hg-58mg-7j38"],"status":"published","title":"FatPipe software allows privilege escalation","description":"FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 allows a remote, authenticated attacker with read-only privileges to grant themselves administrative privileges. Older versions of FatPipe software may also be vulnerable. The FatPipe advisory identifier for this vulnerability is FPSA001.","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":"2026-11-12","score":0.01657,"percentile":0.76952,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2021-12-15T16:14:47Z","modified":"2026-06-17T03:45:31Z","products":[{"vendor":"fatpipe","product":"ipvpn"},{"vendor":"fatpipe","product":"mpvpn"},{"vendor":"fatpipe","product":"warp"},{"vendor":"fatpipeinc","product":"ipvpn_firmware"},{"vendor":"fatpipeinc","product":"mpvpn_firmware"},{"vendor":"fatpipeinc","product":"warp_firmware"}],"references":[{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5685.php","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://www.fatpipeinc.com/support/cve-list.php","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://www.zeroscience.mk/codes/fatpipe_privesc.txt","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27855"},{"url":"https://github.com/advisories/GHSA-53hg-58mg-7j38"}],"sources":{"cve":[{"id":"CVE-2021-27855","title":"FatPipe software allows privilege escalation","description":"FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 allows a remote, authenticated attacker with read-only privileges to grant themselves administrative privileges. Older versions of FatPipe software may also be vulnerable. The FatPipe advisory identifier for this vulnerability is FPSA001.","status":"published","published":"2021-12-15T16:14:47.069Z","modified":"2024-09-17T02:42:43.452Z","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-862"],"updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2021-14593","description":"FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 allows a remote, authenticated attacker with read-only privileges to grant themselves administrative privileges. Older versions of FatPipe software may also be vulnerable. The FatPipe advisory identifier for this vulnerability is FPSA001.","status":"published","published":"2021-12-15T16:14:47Z","modified":"2024-09-17T02:42:43Z","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":"2026-11-03T00:28:37.764675Z"}],"ghsa":[{"id":"GHSA-53hg-58mg-7j38","title":"FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 allows a...","description":"FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 allows a remote, authenticated attacker with read-only privileges to grant themselves administrative privileges. Older versions of FatPipe software may also be vulnerable. The FatPipe advisory identifier for this vulnerability is FPSA001.","status":"published","published":"2021-12-16T00:00:32Z","modified":"2023-01-27T05:02:47Z","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-862"],"updated_at":"2026-11-02T14:42:06.500861Z"}],"nvd":[{"id":"CVE-2021-27855","description":"FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 allows a remote, authenticated attacker with read-only privileges to grant themselves administrative privileges. Older versions of FatPipe software may also be vulnerable. The FatPipe advisory identifier for this vulnerability is FPSA001.","status":"published","published":"2021-12-15T20:15:07.94Z","modified":"2026-06-17T03:45:31.553Z","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"},{"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":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:07:02.566991Z"}]}}