CVE-2025-9276

Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability

Published Sep 2, 2025 CVSS 3.0 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability. This vulnerability could allow remote attackers to bypass authentication on systems that use the affected version of the Cockroach Labs cockroach-k8s-request-cert container image.

The specific flaw exists within the configuration of the system shadow file. The issue results from a blank password setting for the root user. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22195.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2025-26436 Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability. This vulnerability could allow remote attackers to bypass authentication on systems that use the affected version of the Cockroach Labs cockroach-k8s-request-cert container image. The specific flaw exists within the configuration of the system shadow file. The issue results from a blank password setting for the root user. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22195.
History
Type Values Removed Values Added
First Time appeared Cockroachlabs
Cockroachlabs cockroach-k8s-request-cert
CPEs cpe:2.3:a:cockroachlabs:cockroach-k8s-request-cert:-:*:*:*:*:*:*:*
Vendors & Products Cockroachlabs
Cockroachlabs cockroach-k8s-request-cert
Type Values Removed Values Added
First Time appeared Cockroach Labs
Cockroach Labs cockroach-k8s-request-cert
Vendors & Products Cockroach Labs
Cockroach Labs cockroach-k8s-request-cert
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability. This vulnerability could allow remote attackers to bypass authentication on systems that use the affected version of the Cockroach Labs cockroach-k8s-request-cert container image. The specific flaw exists within the configuration of the system shadow file. The issue results from a blank password setting for the root user. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-22195.
Title Cockroach Labs cockroach-k8s-request-cert Empty Root Password Authentication Bypass Vulnerability
Weaknesses CWE-258
References
Metrics cvssV3_0

{'score': 9.8, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
zdi
Published
Updated
Sep 3, 2025, 3:32 PM
Reserved
Aug 20, 2025, 6:14 PM
Status
Analyzed
Published
Sep 2, 2025, 8:15 PM
Modified
Jun 17, 2026, 10:08 AM