Main Vulnerability Database Vulnerabilities #VU80182

Path traversal in PaperCut NG and PaperCut MF - CVE-2023-31046

Published: August 31, 2023

Vulnerability identifier: #VU80182

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-31046

CWE-ID: CWE-22

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences within the Application Server and Site Server. A remote non-authenticated attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Affected software

PaperCut NG
PaperCut MF

How to mitigate CVE-2023-31046

Install update from vendor's website.

PaperCut NG - addressed in versions 21.2.12, 22.1.1
PaperCut MF - addressed in versions 21.2.12, 22.1.1

External References

https://www.papercut.com/kb/Main/SecurityBulletinJune2023/

Related Security Bulletins