CVE-2021-3563

Public Exploit

Description

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.

Category

7.4
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory redhat.com
Affected: n/a keystone
Published at:
Updated at:

References

Link Tags
https://bugs.launchpad.net/ossa/+bug/1901891 issue tracking exploit vdb entry third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1962908 issue tracking vendor advisory exploit third party advisory
https://access.redhat.com/security/cve/CVE-2021-3563 issue tracking third party advisory
https://security-tracker.debian.org/tracker/CVE-2021-3563 issue tracking exploit third party advisory
https://lists.debian.org/debian-lts-announce/2024/01/msg00007.html

Frequently Asked Questions

What is the severity of CVE-2021-3563?
CVE-2021-3563 has been scored as a high severity vulnerability.
How to fix CVE-2021-3563?
To fix CVE-2021-3563, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-3563 being actively exploited in the wild?
It is possible that CVE-2021-3563 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-3563?
CVE-2021-3563 affects n/a keystone.
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