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CVE-2024-4040: CrushFTP VFS Sandbox Escape Vulnerability

criticalknown exploitedpublic exploitCVE-2024-4040
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.
CrushFTP contains an unspecified sandbox escape vulnerability that allows a remote attacker to escape the CrushFTP virtual file system (VFS).

CSIRTS triage

vendor: CrushFTPproduct: CrushFTPOther
What
The vulnerability allows a remote attacker to escape the CrushFTP virtual file system.
Who is affected
Deployments of CrushFTP are affected.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Update to the latest version of CrushFTP.

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
2024-04-24
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2024-4040

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-2024-4040coverage & exploitation statusNVD · CVE.org

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