CVE-2013-1415 Null dereference in n/a
Remote attackers can crash the Kerberos KDC daemon via a malformed request due to a null pointer dereference in PKINIT certificate handling.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2013-1415?
CVE-2013-1415 is a medium-severity vulnerability in Mit Kerberos 5, published on 3 Mar 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The pkinit_check_kdc_pkid function in plugins/preauth/pkinit/pkinit_crypto_openssl.c in the PKINIT implementation in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.4 and 1.11.x before 1.11.1 does not properly handle errors during extraction of fields from an X.509 certificate, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed KRB5_PADATA_PK_AS_REQ AS-REQ request.
Weakness: CWE-476
Which versions are affected by CVE-2013-1415?
It affects 2 products.
Products include Mit Kerberos 5, Opensuse Opensuse.
How do I fix CVE-2013-1415?
Upgrade to a fixed version.
Is CVE-2013-1415 being exploited?
There is no known exploitation of CVE-2013-1415 in the wild and no public exploit code.
Other vulnerabilities in Mit Kerberos 5
Sources
Also known as DEBIAN-CVE-2013-1415, GHSA-gvc4-pvfx-8p8m.