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CVE-2021-27857

7.5 · HIGH

A missing authorization vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 allows a remote, unauthenticated attack…

Published Dec 15, 2021CWE-862EPSS 1.85%

Overview

CVE-2021-27857 is a high-severity vulnerability. It was published on December 15, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A missing authorization vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 allows a remote, unauthenticated attacker to download a configuration archive. The attacker needs to know or correctly guess the hostname of the target system since the hostname is used as part of the configuration archive file name. Older versions of FatPipe software may also be vulnerable. The FatPipe advisory identifier for this vulnerability is FPSA003.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.fatpipeinc.com/support/cve-list.phpRefwww.zeroscience.mk/codes/fatpipe_configdl.txtRefwww.zeroscience.mk/en/vulnerabilities/ZSL-2021-5683.phpRefwww.fatpipeinc.com/support/cve-list.phpRefwww.zeroscience.mk/codes/fatpipe_configdl.txtRefwww.zeroscience.mk/en/vulnerabilities/ZSL-2021-5683.php

How CyberStrike helps

Frequently asked questions

What is CVE-2021-27857?

CVE-2021-27857 is a high-severity vulnerability. It was published on December 15, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2021-27857?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-27857?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-27857?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-27857 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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