Arbitrary file upload in Papercut Ng

CVE-2023-3486

An authentication bypass exists in PaperCut NG versions 22.0.12 and prior that could allow a remote, unauthenticated attacker to upload arbitrary files to the PaperCut NG host’s file storage. This could exhaust system resources and prevent…

Vulnerability class: Unrestricted File Upload

EPSS: 0.027 (86.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-3486?
CVE-2023-3486 is a high-severity vulnerability in Papercut Ng, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.2/10. Published 2023-07-25.
How severe is CVE-2023-3486?
High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2023-3486 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.