CVE-2021-3563: Openstack Keystone Incorrect Authorization vulnerability

CVE-2021-3563 · Severity: critical · CVSS 9.1 · Published 2022-08-27

A flaw was found in openstack-keystone, only the first 72 characters of an application secret are verified allowing attackers bypass some password complexity which administrators may be counting on. The highest threat from this vulnerability is to data confidentiality and integrity. A [patch](https://opendev.org/openstack/keystone/commit/7859ed26003858ebfd9a5e866b43f1a6a9e83dca) is available.

Technologies: keystone (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2021-3563 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-3563 being exploited in the wild.
How severe is CVE-2021-3563?
Critical severity, with a CVSS score of 9.1, published 27 August 2022.
Which products and versions are affected?
keystone (PyPI) <= 21.0.0, ECOSYSTEM:introduced=0,last_affected=21.0.0.
Is there a fix for CVE-2021-3563?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2021-3563?
Check whether you run keystone (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • keystone (PyPI) <= 21.0.0, ECOSYSTEM:introduced=0,last_affected=21.0.0

Identifiers

  • CVE-2021-3563
  • GHSA-cc99-whm5-mmq3
  • PYSEC-2026-370

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