CVE-2021-27855

HighCVSS 8.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-862

Affected software

Vendor	Product	Versions
FatPipe	WARP	>= 10.1, < 10.1.2r60p91; >= 10.2, < 10.2.2r42
FatPipe	IPVPN	>= 10.1, < 10.1.2r60p91; >= 10.2, < 10.2.2r42
FatPipe	MPVPN	>= 10.1, < 10.1.2r60p91; >= 10.2, < 10.2.2r42

References

https://www.fatpipeinc.com/support/cve-list.phpVendor Advisory
https://www.zeroscience.mk/codes/fatpipe_privesc.txtThird Party Advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5685.phpThird Party Advisory
https://www.fatpipeinc.com/support/cve-list.phpVendor Advisory
https://www.zeroscience.mk/codes/fatpipe_privesc.txtThird Party Advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5685.phpThird Party Advisory

Timeline

Published: Dec 15, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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