Versions of OpenPubkey library prior to 0.10.0 contained a vulnerability that would allow a specially crafted JWS to bypass signature verification. As OPKSSH depends on the OpenPubkey library for authentication, this vulnerability in OpenPubkey also applies to OPKSSH versions prior to 0.5.0 and would allow an attacker to bypass OPKSSH authentication.
References
History

Tue, 13 May 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 13 May 2025 16:45:00 +0000

Type Values Removed Values Added
Description Versions of OpenPubkey library prior to 0.10.0 contained a vulnerability that would allow a specially crafted JWS to bypass signature verification. As OPKSSH depends on the OpenPubkey library for authentication, this vulnerability in OpenPubkey also applies to OPKSSH versions prior to 0.5.0 and would allow an attacker to bypass OPKSSH authentication.
Title Authentication Bypass in OPKSSH
Weaknesses CWE-305
References
Metrics cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: cloudflare

Published: 2025-05-13T16:33:35.195Z

Updated: 2025-05-13T20:11:58.123Z

Reserved: 2025-05-13T16:07:17.466Z

Link: CVE-2025-4658

cve-icon Vulnrichment

Updated: 2025-05-13T20:11:52.127Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-05-13T17:16:04.953

Modified: 2025-05-13T19:35:18.080

Link: CVE-2025-4658

cve-icon Redhat

No data.