SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-27856

Older versions of FatPipe software may also be vulnerable.

CRITICAL 9.8EPSS 5.60%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (5.60%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
5.60% probability · 92th percentile
CISA KEV
Not listed
Affected
fatpipeinc/ipvpn firmware · fatpipeinc/mpvpn firmware · fatpipeinc/warp firmware
Source
cret@cert.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.