CVE-2021-27856

FatPipe software administrative account with no password

Description

FatPipe WARP, IPVPN, and MPVPN software prior to versions 10.1.2r60p91 and 10.2.2r42 includes an account named "cmuser" that has administrative privileges and no password. Older versions of FatPipe software may also be vulnerable. The FatPipe advisory identifier for this vulnerability is FPSA002.

9.8

CVSS

Severity: Critical

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.62%

Vendor Advisory fatpipeinc.com

Affected: FatPipe WARP

Affected: FatPipe IPVPN

Affected: FatPipe MPVPN

References

Link	Tags
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5684.php	third party advisory
https://www.fatpipeinc.com/support/cve-list.php	vendor advisory
https://www.zeroscience.mk/codes/fatpipe_backdoor.txt	third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-27856?: CVE-2021-27856 has been scored as a critical severity vulnerability.
How to fix CVE-2021-27856?: To fix CVE-2021-27856, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-27856 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-27856 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-27856?: CVE-2021-27856 affects FatPipe WARP, FatPipe IPVPN, FatPipe MPVPN.

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