CVE-2014-9423

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.51% Top 20%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory mandriva.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory mit.edu
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151437.html vendor advisory
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2015-001.txt vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/151103.html vendor advisory
http://www.debian.org/security/2015/dsa-3153 vendor advisory
http://lists.opensuse.org/opensuse-updates/2015-02/msg00044.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2015-0439.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00016.html vendor advisory
https://github.com/krb5/krb5/commit/5bb8a6b9c9eb8dd22bc9526751610aaa255ead9c
http://www.mandriva.com/security/advisories?name=MDVSA-2015:069 vendor advisory
http://www.ubuntu.com/usn/USN-2498-1 vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00011.html vendor advisory
http://www.securityfocus.com/bid/72503 vdb entry
http://web.mit.edu/kerberos/advisories/2015-001-patch-r113.txt

Frequently Asked Questions

What is the severity of CVE-2014-9423?
CVE-2014-9423 has been scored as a medium severity vulnerability.
How to fix CVE-2014-9423?
To fix CVE-2014-9423, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-9423 being actively exploited in the wild?
It is possible that CVE-2014-9423 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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