4

CVE-2013-1416

The prep_reprocess_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.5 does not properly perform service-principal realm referral, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS-REQ request.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mit ≫ Kerberos 5 Version < 1.10.5
Opensuse ≫ Opensuse Version11.4
Opensuse ≫ Opensuse Version12.1
Opensuse ≫ Opensuse Version12.2
Opensuse ≫ Opensuse Version12.3
Fedoraproject ≫ Fedora Version17
Fedoraproject ≫ Fedora Version18
Redhat ≫ Enterprise Linux Eus Version6.4
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.92% 0.852
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4 8 2.9
AV:N/AC:L/Au:S/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://www.mandriva.com/security/advisories?name=MDVSA-2013:157
Third Party Advisory
http://krbdev.mit.edu/rt/Ticket/Display.html?id=7600
Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102058.html
Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102074.html
Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-05/msg00011.html
Third Party Advisory
Mailing List
http://lists.opensuse.org/opensuse-updates/2013-06/msg00041.html
Third Party Advisory
Mailing List
http://lists.opensuse.org/opensuse-updates/2013-06/msg00102.html
Third Party Advisory
Mailing List
http://rhn.redhat.com/errata/RHSA-2013-0748.html
Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2013:158
Third Party Advisory
https://github.com/krb5/krb5/commit/8ee70ec63931d1e38567905387ab9b1d45734d81
Patch
Third Party Advisory