GnuPG 1.4.x, 2.0.x, and 2.1.x treats a key flags subpacket with all bits cleared (no usage permitted) as if it has all bits set (all usage permitted), which might allow remote attackers to bypass intended cryptographic protection mechanisms by leveraging the subkey.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-2773-1 gnupg security update
Debian DSA Debian DSA DSA-2774-1 gnupg security update
EUVD EUVD EUVD-2013-4235 GnuPG 1.4.x, 2.0.x, and 2.1.x treats a key flags subpacket with all bits cleared (no usage permitted) as if it has all bits set (all usage permitted), which might allow remote attackers to bypass intended cryptographic protection mechanisms by leveraging the subkey.
Ubuntu USN Ubuntu USN USN-1987-1 GnuPG vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T16:38:01.888Z

Reserved: 2013-06-12T00:00:00

Link: CVE-2013-4351

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2013-10-10T00:55:15.023

Modified: 2025-04-11T00:51:21.963

Link: CVE-2013-4351

cve-icon Redhat

Severity : Low

Publid Date: 2013-03-12T00:00:00Z

Links: CVE-2013-4351 - Bugzilla

cve-icon OpenCVE Enrichment

No data.