PaperCut NG pc-web-print Link Following Denial-of-Service Vulnerability

October 2nd, 2024
ZDI-24-1314 ZDI-CAN-24042

CVE ID

CVE-2024-8405

CVSS Score

6.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

Affected Vendors

PaperCut

Affected Products

NG

Vulnerability Details

This vulnerability allows local attackers to create a denial-of-service condition on affected installations of PaperCut NG. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within the pc-web-print service. By creating a junction, an attacker can abuse the service to create a file. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

Additional Details

PaperCut has issued an update to correct this vulnerability. More details can be found at:
https://www.papercut.com/kb/Main/Security-Bulletin-May-2024

Disclosure Timeline

  • 2024-05-01 - Vulnerability reported to vendor
  • 2024-10-02 - Coordinated public release of advisory
  • 2024-10-02 - Advisory Updated

Credit

Amol Dosanjh of Trend Micro

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