High severity · published Aug 26, 2022
CVE-2021-3563
A flaw was found in openstack-keystone
7.4
CVSS
1.9%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 79% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0; 11.0 · source: NVD
KE
Keystone · Openstack
All versions, or not specified · source: NVD
OP
Openstack Platform · Redhat
10.0; 13.0; 16.1; 16.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-3563
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-3563
Issue Tracking
https://access.redhat.com/security/cve/CVE-2021-3563
Exploit
https://bugs.launchpad.net/ossa/+bug/1901891
Exploit
https://bugzilla.redhat.com/show_bug.cgi?id=1962908
lists.debian.org
https://lists.debian.org/debian-lts-announce/2024/01/msg00007.html
Exploit
https://security-tracker.debian.org/tracker/CVE-2021-3563
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