CVE-2023-27351
HIGH(7.5)KEVRansomwareLikely Exploited
PaperCut NG/MF Improper Authentication Vulnerability
Description
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.
KEV Information
CVSS Score
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NOpen in CalculatorAffected Products
| Vendor | Product | Version |
|---|---|---|
| papercut | papercut mf | >= 15.0, < 20.1.7; >= 21.0.0, < 21.2.11; >= 22.0.0, < 22.0.9 |
| papercut | papercut ng | >= 15.0, < 20.1.7; >= 21.0.0, < 21.2.11; >= 22.0.0, < 22.0.9 |
Multiple CVSS Assessments
Source: [email protected](Primary)
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: [email protected](Secondary)
8.2
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
References
- https://www.papercut.com/kb/Main/PO-1216-and-PO-1219(Vendor Advisory)
- https://www.zerodayinitiative.com/advisories/ZDI-23-232/(Third Party Advisory, VDB Entry)
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-27351(US Government Resource)
Need Help With Vulnerability Management?
Our security experts can help you prioritize and remediate vulnerabilities effectively.