CVE-2014-9423

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-02-19 · updated 2026-06-17
Weakness: CWE-200

Description

The svcauth_gss_accept_sec_context function in lib/rpc/svc_auth_gss.c in MIT Kerberos 5 (aka krb5) 1.11.x through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 transmits uninitialized interposer data to clients, which allows remote attackers to obtain sensitive information from process heap memory by sniffing the network for data in a handle field.

Affected products

MIT Kerberos 5: 1.11, 1.11.1, 1.11.2, 1.11.3, 1.11.4, 1.11.5 (+4)

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151103.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151437.html
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00016.html
http://lists.opensuse.org/opensuse-updates/2015-02/msg00044.html
http://rhn.redhat.com/errata/RHSA-2015-0439.html
http://web.mit.edu/kerberos/advisories/2015-001-patch-r113.txt
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2015-001.txt
http://www.debian.org/security/2015/dsa-3153
http://www.mandriva.com/security/advisories?name=MDVSA-2015:069
http://www.securityfocus.com/bid/72503
http://www.ubuntu.com/usn/USN-2498-1

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