Improper input validation in Mit Kerberos 5
CVE-2012-1015
The kdc_handle_protected_negotiation function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8.x, 1.9.x before 1.9.5, and 1.10.x before 1.10.3 attempts to calculate a checksum before verifying that the key type is appropriate for a checksum, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized pointer free, heap memory corruption, and daemon crash) via a crafted AS-REQ request.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.048 (91.0th percentile) — read the EPSS interpretation.
Affected products
- Mit Kerberos_5 — versions 1.8, 1.8.1, 1.8.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
- cve@mitre.org (x_refsource_REDHAT, vendor-advisory)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (vendor-advisory, x_refsource_DEBIAN)
- cve@mitre.org (vendor-advisory, x_refsource_MANDRIVA)
Frequently asked questions
- What is CVE-2012-1015?
- CVE-2012-1015 is a vulnerability in Mit Kerberos 5, classified under Improper Input Validation. Published 2012-08-06.
- Is CVE-2012-1015 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.