SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2014-6287

Rejetto HTTP File Server (HFS) Remote Code Execution Vulnerability

KEVCRITICAL 9.8EPSS 99.3%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

The findMacroMarker function in parserLib.pas in Rejetto HTTP File Server (aks HFS or HttpFileServer) 2.3x before 2.3c allows remote attackers to execute arbitrary programs via a %00 sequence in a search action.

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
99.32% probability · 100th percentile
CISA KEV
Listed 25 March 2022 · due 15 April 2022
Weakness
CWE-94
Affected
rejetto/http file server
Source
cve@mitre.org

CISA notes

Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2014-6287

References

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