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 SetupCompleted class. The issue results from improper access control. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-18987.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Papercut | Papercut Mf | >= 8.0, < 20.1.7 |
| Papercut | Papercut Ng | >= 8.0, < 20.1.7 |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/171982/PaperCut-MF-NG-Authentication-BypassThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/172022/PaperCut-NG-MG-22.0.4-AuthenticationExploitThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/172512/PaperCut-NG-MG-22.0.4-Remote-Code-ExExploitThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/172780/PaperCut-PaperCutNG-Authentication-BExploitThird Party AdvisoryVDB Entry
- https://news.sophos.com/en-us/2023/04/27/increased-exploitation-of-papercut-drawThird Party Advisory
- https://www.papercut.com/kb/Main/PO-1216-and-PO-1219Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-23-233/Third Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/171982/PaperCut-MF-NG-Authentication-BypassThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/172022/PaperCut-NG-MG-22.0.4-AuthenticationExploitThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/172512/PaperCut-NG-MG-22.0.4-Remote-Code-ExExploitThird Party AdvisoryVDB Entry
- http://packetstormsecurity.com/files/172780/PaperCut-PaperCutNG-Authentication-BExploitThird Party AdvisoryVDB Entry
- https://news.sophos.com/en-us/2023/04/27/increased-exploitation-of-papercut-drawThird Party Advisory
- https://www.papercut.com/kb/Main/PO-1216-and-PO-1219Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-23-233/Third Party AdvisoryVDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-US Government Resource
FAQ
What is CVE-2023-27350?
CVE-2023-27350 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 spe...
How severe is CVE-2023-27350?
CVE-2023-27350 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2023-27350?
Check the references section above for vendor advisories and patch information. Affected products include: Papercut Papercut Mf, Papercut Papercut Ng.