Vulnerability in Heimdal
CVE-2022-41916
Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINI…
EPSS: 0.009 (55.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Heimdal — versions < 7.7.1
- Heimdal_project Heimdal
- Debian Debian_linux — versions 10.0, 11.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (Third Party Advisory)
- security-advisories@github.com (vendor-advisory, Third Party Advisory)
- security-advisories@github.com (mailing-list, Mailing List, Third Party Advisory)
- security-advisories@github.com
- security-advisories@github.com (vendor-advisory)
Frequently asked questions
- What is CVE-2022-41916?
- CVE-2022-41916 is a medium-severity vulnerability in Heimdal, classified under Off-by-one Error. CVSS score: 5.9/10. Published 2022-11-15.
- How severe is CVE-2022-41916?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2022-41916 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.