CVE-2015-8629

Description

The xdr_nullstring function in lib/kadm5/kadm_rpc_xdr.c in kadmind in MIT Kerberos 5 (aka krb5) before 1.13.4 and 1.14.x before 1.14.1 does not verify whether '\0' characters exist as expected, which allows remote authenticated users to obtain sensitive information or cause a denial of service (out-of-bounds read) via a crafted string.

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.15% Top 25%
Vendor Advisory debian.org Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory mit.edu
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.debian.org/security/2016/dsa-3466 third party advisory vendor advisory
http://www.securityfocus.com/bid/82801 vdb entry third party advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html third party advisory
http://lists.opensuse.org/opensuse-updates/2016-02/msg00059.html mailing list third party advisory vendor advisory
http://rhn.redhat.com/errata/RHSA-2016-0493.html third party advisory vendor advisory
http://krbdev.mit.edu/rt/Ticket/Display.html?id=8341 vendor advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html third party advisory
http://www.securitytracker.com/id/1034914 vdb entry third party advisory
http://rhn.redhat.com/errata/RHSA-2016-0532.html third party advisory vendor advisory
https://github.com/krb5/krb5/commit/df17a1224a3406f57477bcd372c61e04c0e5a5bb third party advisory patch
http://lists.opensuse.org/opensuse-updates/2016-02/msg00110.html mailing list third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2015-8629?
CVE-2015-8629 has been scored as a medium severity vulnerability.
How to fix CVE-2015-8629?
To fix CVE-2015-8629, 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-2015-8629 being actively exploited in the wild?
It is possible that CVE-2015-8629 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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