CVE-2021-3563
HIGHCVSS 7.4/10EPSS 1.27%
Last modified
CVE-2021-3563 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. 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. EPSS estimates a 1.27% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Openstack | Keystone | All versions |
| Debian | Debian Linux | 10.0 |
| Debian | Debian Linux | 11.0 |
| Redhat | Openstack Platform | 10.0 |
| Redhat | Openstack Platform | 13.0 |
| Redhat | Openstack Platform | 16.1 |
| Redhat | Openstack Platform | 16.2 |
References
- https://access.redhat.com/security/cve/CVE-2021-3563Issue Tracking, Third Party Advisory
- https://bugs.launchpad.net/ossa/+bug/1901891Exploit, Issue Tracking, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1962908Exploit, Issue Tracking, Third Party Advisory, Vendor Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-3563Exploit, Issue Tracking, Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-3563Issue Tracking, Third Party Advisory
- https://bugs.launchpad.net/ossa/+bug/1901891Exploit, Issue Tracking, Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1962908Exploit, Issue Tracking, Third Party Advisory, Vendor Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-3563Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-3563?
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.
How severe is CVE-2021-3563?
CVE-2021-3563 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 1.27% probability of exploitation in the next 30 days.
How do I fix CVE-2021-3563?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-35624Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2021-35625Vulnerability in the MySQL Server product of Oracle MySQL (c…2.7
- CVE-2021-35626Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2021-35627Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2021-35628Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2021-35629Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2021-35630Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2021-35631Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2021-35632Vulnerability in the MySQL Server product of Oracle MySQL (c…4.4
- CVE-2021-35633Vulnerability in the MySQL Server product of Oracle MySQL (c…2.7
- CVE-2021-35634Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
- CVE-2021-35635Vulnerability in the MySQL Server product of Oracle MySQL (c…4.9
Are you affected by CVE-2021-3563?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST