CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
AI Score
Confidence
High
EPSS
Percentile
99.1%
The setup_server_realm function in main.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.7, when multiple realms are configured, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted request.
Vendor | Product | Version | CPE |
---|---|---|---|
mit | kerberos_5 | * | cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:* |
debian | debian_linux | 7.0 | cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* |
opensuse | opensuse | 11.4 | cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:* |
opensuse | opensuse | 12.2 | cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:* |
opensuse | opensuse | 12.3 | cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:* |
opensuse | opensuse | 13.1 | cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* |
advisories.mageia.org/MGASA-2013-0335.html
krbdev.mit.edu/rt/Ticket/Display.html?id=7757
lists.opensuse.org/opensuse-updates/2013-11/msg00082.html
lists.opensuse.org/opensuse-updates/2013-11/msg00086.html
lists.opensuse.org/opensuse-updates/2013-12/msg00026.html
web.mit.edu/kerberos/krb5-1.10/README-1.10.7.txt
web.mit.edu/kerberos/krb5-1.11/README-1.11.4.txt
www.securityfocus.com/bid/63555
bugzilla.redhat.com/show_bug.cgi?id=1026942
github.com/krb5/krb5/commit/c2ccf4197f697c4ff143b8a786acdd875e70a89d
lists.debian.org/debian-lts-announce/2018/01/msg00040.html