CRITICAL

CVE-2021-27856

CVSS v3

9.8

CRITICAL

EPSS Score

60.8%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
12/15/2021

Frequently asked questions

What is CVE-2021-27856?

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.

Is CVE-2021-27856 actively exploited?

Active exploitation of CVE-2021-27856 has not been confirmed. The EPSS score is 60.8%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-27856?

CVE-2021-27856 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-27856 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.