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CVE-2021-27860: FatPipe WARP, IPVPN, and MPVPN Configuration Upload exploit

criticalknown exploitedCVE-2021-27860
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
A vulnerability in the web management interface of FatPipe WARP, IPVPN, and MPVPN software allows a remote, unauthenticated attacker to upload a file to any location on the filesystem.

CSIRTS triage

vendor: FatPipeproduct: WARP, IPVPN, and MPVPNRemote code execution
What
A vulnerability allows a remote, unauthenticated attacker to upload a file to any location on the filesystem.
Who is affected
Deployments of FatPipe WARP, IPVPN, and MPVPN software.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Update to the latest version of FatPipe software.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-01-10
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2021-27860

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2021-27860coverage & exploitation statusNVD · CVE.org

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