🛡️ CVE-2012-5563 — keystone

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. Rated impact: confidentiality none, integrity high, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

• Attack vector: Network — reachable from anywhere that can route to the service.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Attack requirements: Present — the target has to be in a particular state for the attack to work.
• Privileges required: None — an unauthenticated stranger can try it.
• User interaction: None — nobody has to be tricked into anything.
• Confidentiality impact: None.
• Integrity impact: High — total loss, or loss the attacker controls.
• Availability impact: None.

Weakness class

CVE-2012-5563 is classified as CWE-324: Use of a Key Past its Expiration Date. The product uses a cryptographic key or password past its expiration date, which diminishes its safety significantly by increasing the timing window for cracking attacks against that key.

Affected software

CVE-2012-5563 is recorded against 1 package.

• keystone (fixed in 8.0.0)

Timeline and source

Published on 17 May 2022 and last revised on 27 September 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Web)
bugs.launchpad.net (Web)
exchange.xforce.ibmcloud.com (Web)
github.com (Package)
github.com (Web)
web.archive.org (Web)
web.archive.org (Web)
web.archive.org (Web)
rhn.redhat.com (Web)
www.openwall.com (Web)
www.openwall.com (Web)
www.ubuntu.com (Web)

Other advisories for this package

keystone has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2025-65073 (8.0 High, published 7 Jul 2026)
• CVE-2012-4456 (8.0 High, published 6 Jul 2026)
• CVE-2013-4477 (2.0 Low, published 6 Jul 2026)
• CVE-2013-0270 (published 2 Jul 2026)
• CVE-2021-3563 (9.5 Critical, published 29 Jun 2026)
• USN-8433-1 (published 16 Jun 2026)
• CVE-2026-42999 (6.0 Medium, published 28 May 2026)
• UBUNTU-CVE-2026-44394 (published 28 May 2026)

Same weakness in other software

These advisories are the same class of weakness (CWE-324: Use of a Key Past its Expiration Date) in other software:

• CVE-2026-54787 (3.1 Low, published 18 Aug 2026)
• CVE-2026-39923 (8.1 High, published 5 Aug 2026)
• CVE-2026-52809 (6.8 Medium, published 24 Jun 2026)
• CVE-2026-43585 (9.5 Critical, published 17 Apr 2026)
• CVE-2025-13723 (5.3 Medium, published 13 Mar 2026)
• CVE-2025-33012 (6.3 Medium, published 7 Nov 2025)
• CVE-2025-48813 (6.3 Medium, published 14 Oct 2025)
• GHSA-3rw9-wmc8-8948 (2.0 Low, published 28 Aug 2025)

Details

Affected Packages

References