Integer overflow in Heimdal_project Heimdal
CVE-2022-42898
PAC parsing in MIT Kerberos 5 (aka krb5) before 1.19.4 and 1.20.x before 1.20.1 has integer overflows that may lead to remote code execution (in KDC, kadmind, or a GSS or Kerberos application server) on 32-bit platforms (which have a resul…
Vulnerability class: Integer Overflow
EPSS: 0.064 (92.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Heimdal_project Heimdal
- Mit Kerberos_5 — versions 1.20
- Samba
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Vendor Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Patch, Third Party Advisory)
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Vendor Advisory)
- cve@mitre.org (Release Notes, Vendor Advisory)
- cve@mitre.org (Exploit, Patch, Third Party Advisory, Issue Tracking)
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org (vendor-advisory)
Frequently asked questions
- What is CVE-2022-42898?
- CVE-2022-42898 is a high-severity vulnerability in Heimdal_project Heimdal, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2022-12-25.
- How severe is CVE-2022-42898?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2022-42898 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.