Cyber Resilience

CVE-2025-27027

Medium

Published: 09 July 2025

Published
09 July 2025
Modified
15 April 2026
KEV Added
Patch
CVSS Score v3.1 4.1 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N
EPSS Score 0.0024 47.1th percentile
Risk Priority 8 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-27027 is a medium-severity Improper Isolation or Compartmentalization (CWE-653) vulnerability in Gov (inferred from references). Its CVSS base score is 4.1 (Medium).

Operationally, ranked at the 47.1th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

rbash restrictions.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

Gov
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-653

Defines isolation boundaries by specifying which external systems may access or process organization data.

addresses: CWE-653

Maintains isolation and compartmentalization by restricting flows between security domains or levels.

addresses: CWE-653

Reviewing the continued need for connections supports isolation and compartmentalization.

addresses: CWE-653

Locating systems away from hazards improves isolation and compartmentalization from external physical or environmental threats.

addresses: CWE-653

The CONOPS must articulate isolation and compartmentalization expectations for security and privacy, making architectural failures in separation of duties or domains harder to overlook.

addresses: CWE-653

Security architectures commonly incorporate isolation and compartmentalization strategies to limit the impact of compromises.

addresses: CWE-653

Organization-wide privacy program leadership ensures proper isolation and compartmentalization of personal data.

addresses: CWE-653

Oversight ensures data-matching activities maintain required isolation between distinct data sets and authorized user communities.

References