5

CVE-2013-1415

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mit ≫ Kerberos 5 Version < 1.10.4
Mit ≫ Kerberos 5 Version1.11
Opensuse ≫ Opensuse Version11.4
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 4.21% 0.897
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

http://secunia.com/advisories/55040
Third Party Advisory
http://web.mit.edu/kerberos/www/krb5-1.10/
Vendor Advisory
Release Notes
http://krbdev.mit.edu/rt/Ticket/Display.html?id=7570
Vendor Advisory
http://krbdev.mit.edu/rt/Ticket/Display.html?id=7577
Vendor Advisory
http://lists.opensuse.org/opensuse-updates/2013-03/msg00090.html
Third Party Advisory
Mailing List
http://web.mit.edu/kerberos/www/krb5-1.11/
Vendor Advisory
Release Notes
http://www.mandriva.com/security/advisories?name=MDVSA-2013:157
Third Party Advisory
https://github.com/krb5/krb5/commit/f249555301940c6df3a2cdda13b56b5674eebc2e
Patch
Third Party Advisory