CVE-2021-3563
HIGH
7.4
CVSS Score
Published: August 26, 2022 at 03:25 PM UTC
Updated: June 17, 2026 at 04:05 AM UTC
3 products affected across 3 vendorsDebian LinuxOpenStack PlatformKeystone
Using keystone by N/A?
Get instant alerts when new vulnerabilities affect keystone - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH7.4
Exploit prediction
EPSS 2%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (5)
x_refsource_MISCIssue TrackingThird Party Advisory
Source: [email protected]
https://access.redhat.com/security/cve/CVE-2021-3563x_refsource_MISCExploitIssue TrackingThird Party AdvisoryVDB Entry
Source: [email protected]
https://bugs.launchpad.net/ossa/+bug/1901891x_refsource_MISCExploitIssue TrackingThird Party AdvisoryVendor Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1962908x_refsource_MISCExploitIssue TrackingThird Party Advisory
Source: [email protected]
https://security-tracker.debian.org/tracker/CVE-2021-3563CVSS
- Attack Vector
- NETWORK
- Complexity
- HIGH
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-863
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card