CVE-2023-27351: PaperCut NG/MF Improper Authentication Vulnerability

This vulnerability allows remote attackers to bypass authentication on affected installations of PaperCut NG 22.0.5 (Build 63914). Authentication is not required to exploit this vulnerability. The specific flaw exists within the SecurityRequestFilter class....
CVE-2023-27351CVSS 7.5CISA KEVKnown Exploited

CVE-2023-27351: PaperCut NG/MF Improper Authentication Vulnerability

This vulnerability allows remote attackers to bypass authentication on affected installations of PaperCut NG 22.0.5 (Build 63914). Authentication is not required to exploit this vulnerability. The specific flaw exists within the SecurityRequestFilter class....

CVSS
7.5 HIGH
EPSS
99.53%
Known exploited
yes
Product
NG/MF

What is known

This vulnerability allows remote attackers to bypass authentication on affected installations of PaperCut NG 22.0.5 (Build 63914). Authentication is not required to exploit this vulnerability. The specific flaw exists within the SecurityRequestFilter class. The issue results from improper implementation of the authentication algorithm. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-19226.

Sources