CVE-2021-27856

critical-risk
Published 2021-12-15

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.

Do I need to act?

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46.3% chance of exploitation in next 30 days
EPSS score — higher than 54% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (20)

Affected Vendors

Fatpipeinc

References (6)

Vendor Advisory https://www.fatpipeinc.com/support/cve-list.php
Third Party Advisory https://www.zeroscience.mk/codes/fatpipe_backdoor.txt
Third Party Advisory https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5684.php
Vendor Advisory https://www.fatpipeinc.com/support/cve-list.php
Third Party Advisory https://www.zeroscience.mk/codes/fatpipe_backdoor.txt
Third Party Advisory https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5684.php
79
/ 100
critical-risk
Severity 32/34 · Critical
Exploitability 17/34 · Moderate
Exposure 30/34 · Critical