CVE-2023-39469
moderate-risk
Published 2024-05-03
PaperCut NG External User Lookup Code Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PaperCut NG. Authentication is required to exploit this vulnerability. The specific flaw exists within the External User Lookup functionality. The issue results from the lack of proper validation of a user-supplied string before using it to execute Java code. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-21013.
Do I need to act?
!
16.6% chance of exploitation in next 30 days
EPSS score — higher than 83% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.2/10
High
NETWORK
/ LOW complexity
Affected Products (2)
Affected Vendors
References (4)
Vendor Advisory
https://www.papercut.com/kb/Main/SecurityBulletinJuly2023/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1285/
Vendor Advisory
https://www.papercut.com/kb/Main/SecurityBulletinJuly2023/
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1285/
46
/ 100
moderate-risk
Severity
26/34 · High
Exploitability
13/34 · Low
Exposure
7/34 · Low