Vulnerability in Cockpit-Project Cockpit
CVE-2021-3698
A flaw was found in Cockpit in versions prior to 260 in the way it handles the certificate verification performed by the System Security Services Daemon (SSSD). This flaw allows client certificates to authenticate successfully, regardless of the Certificate Revocation List (CRL) configuration or the certificate status. The highest threat from this vulnerability is to confidentiality.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.007 (50.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Cockpit-Project Cockpit
- Red Hat Enterprise Linux — versions 8.0
- Cockpit — versions cockpit versions prior to 260
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2021-3698?
- CVE-2021-3698 is a high-severity vulnerability in Cockpit-Project Cockpit, classified under Improper Certificate Validation. CVSS score: 7.5/10. Published 2022-03-10.
- How severe is CVE-2021-3698?
- High severity. CVSS v3 base score is 7.5 out of 10.