PaperCut NG External User Lookup Code Injection Remote Code Execution Vulnerability
CVE-2023-39469

7.2HIGH

Key Information:

Vendor

Papercut

Status
Ng
Vendor
CVE Published:
3 May 2024

What is CVE-2023-39469?

A vulnerability has been identified in the External User Lookup functionality of PaperCut NG, where improper validation of user-supplied input can lead to arbitrary code execution. An authenticated attacker can exploit this flaw by injecting a crafted string that is not adequately checked before being executed as Java code. Successfully exploiting this vulnerability allows the attacker to run code with SYSTEM rights on the affected installation, posing significant security risks. Organizations using PaperCut NG are advised to apply available patches and implement immediate remediation measures to protect against potential exploits.

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Deploy the Patch

Affected Version(s)

NG 22.0.12

References

https://www.zerodayinitiative.com/advisories/ZDI-23-1285/
x_research-advisory
https://www.papercut.com/kb/Main/SecurityBulletinJuly2023/
vendor-advisory

EPSS Score

55% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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