Input validation error in pcmanfm - CVE-2017-8934
Published: May 15, 2017 / Updated: August 4, 2020
Vulnerability identifier: #VU33500
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-8934
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local authenticated user to perform a denial of service (DoS) attack.
PCManFM 1.2.5 insecurely uses /tmp for a socket file, allowing a local user to cause a denial of service (application unavailability).
Affected software
pcmanfm
Arch Linux
pcmanfm (Alpine package)
libfm (Alpine package)
ProFTPD
Arch Linux
pcmanfm (Alpine package)
libfm (Alpine package)
ProFTPD
How to mitigate CVE-2017-8934
Install update from vendor's website.
pcmanfm (Alpine package) - addressed in versions 1.2.5-r1, 1.2.5-r2
libfm (Alpine package) - update to 1.3.0.2-r0
libfm (Alpine package) - update to 1.3.0.2-r0