CVE-2025-27027

MEDIUM
Published Jul 9, 2025 Modified Apr 15, 2026 CWE-653

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.

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CVSS v3.1 Score

4.1
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N

Weakness Type (CWE)

CWE-653 CWE-653

References

Frequently Asked Questions

What is CVE-2025-27027? +
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. It has a CVSS v3.1 base score of 4.1 (MEDIUM).
How severe is CVE-2025-27027? +
CVE-2025-27027 has a CVSS v3.1 score of 4.1 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
How do I check if I'm vulnerable to CVE-2025-27027? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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