Vulnerability in Mit Kerberos 5
CVE-2012-1013
The check_1_6_dummy function in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 (aka krb5) 1.8.x, 1.9.x, and 1.10.x before 1.10.2 allows remote authenticated administrators to cause a denial of service (NULL pointer dereference and daemon crash) via a KRB5_KDB_DISALLOW_ALL_TIX create request that lacks a password.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.0 (Medium). Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.031 (87.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000
Affected products
- Mit Kerberos 5 — versions 1.8, 1.8.1, 1.8.2
Public proof-of-concept exploits
References
- krbdev.mit.edu/rt/Ticket/Display.html
- www.securityfocus.com/bid/53784 (vdb-entry)
- www.mandriva.com/security/advisories (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2012-1131.html (vendor-advisory)
- web.mit.edu/kerberos/krb5-1.10/
- bugzilla.redhat.com/show_bug.cgi
- hermes.opensuse.org/messages/15083635 (vendor-advisory)
- github.com/krb5/krb5/commit/c5be6209311d4a8f10fda37d0d3f876c1b33b77b (Exploit, Patch)
- mailman.mit.edu/pipermail/kerberos-announce/2012q2/000136.html (mailing-list)
Frequently asked questions
- What is CVE-2012-1013?
- CVE-2012-1013 is a vulnerability in Mit Kerberos 5. Published 2012-06-07.
- Is CVE-2012-1013 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.