Detections
Analytics

PaperCut MF SecurityRequestFilter Authentication Bypass (CVE-2023-27351)

high Nessus Plugin ID 176401

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Synopsis

A web application is affected by an authentication bypass vulnerability.

Description

The PaperCut MF running on the remote host is affected by an authentication bypass vulnerability. An unauthenticated, remote attacker can exploit this, via a specially crafted message, to bypass access control.

Solution

Upgrade PaperCut MF to 20.1.7 / 21.2.11 / 22.0.9 or later.

See Also

https://www.papercut.com/kb/Main/PO-1216-and-PO-1219

Plugin Details

Severity: High

ID: 176401

File Name: papercut_mf_cve-2023-27351.nbin

Version: 1.49

Type: Remote

Family: CGI abuses

Published: 5/26/2023

Updated: 4/20/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N

CVSS Score Source: CVE-2023-27351

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:papercut:papercut_mf

Required KB Items: installed_sw/PaperCut MF

Exploit Available: true

Exploit Ease: Exploits are available

Exploited by Nessus: true

Patch Publication Date: 3/8/2023

Vulnerability Publication Date: 3/14/2023

CISA Known Exploited Vulnerability Due Dates: 5/4/2026

Reference Information

CVE: CVE-2023-27351