CVE-2025-27027

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

09/07/2025

Last modified:

10/07/2025

Description

A user with vpuser credentials that opens an SSH connection to the device, gets a restricted shell rbash that allows only a small list of allowed commands. This vulnerability enables the user to get a full-featured Linux shell, bypassing the rbash restrictions.

Impact

Vector 3.x

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

Base Score: 4.10 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N

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

Base Score 3.x

4.10

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27027