CVE-2023-27350

Severity CVSS v4.0:

Pending analysis

Type:

CWE-284 Improper Access Control

Publication date:

20/04/2023

Last modified:

07/02/2025

Description

This vulnerability allows remote attackers to bypass authentication on affected installations of PaperCut NG 22.0.5 (Build 63914). Authentication is not required to exploit this vulnerability. The specific flaw exists within the SetupCompleted class. The issue results from improper access control. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-18987.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

9.80

Severity 3.x

CRITICAL

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:papercut:papercut_mf::::::::	8.0 (including)	20.1.7 (excluding)
cpe:2.3:a:papercut:papercut_mf::::::::	21.0.0 (including)	21.2.11 (excluding)
cpe:2.3:a:papercut:papercut_mf::::::::	22.0.0 (including)	22.0.9 (excluding)
cpe:2.3:a:papercut:papercut_ng::::::::	8.0 (including)	20.1.7 (excluding)
cpe:2.3:a:papercut:papercut_ng::::::::	21.0.0 (including)	21.2.11 (excluding)
cpe:2.3:a:papercut:papercut_ng::::::::	22.0.0 (including)	22.0.9 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-27350

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools