CVE-2008-0062: Null Pointer Dereference

Published Mar 19, 2008
·
Updated

KDC in MIT Kerberos 5 (krb5kdc) does not set a global variable for some krb4 message types, which allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via crafted messages that trigger a NULL pointer dereference or double-free.

Affected Software

14 affected components
Apple iOS and macOS=10.4.11
Apple iOS and macOS=10.5.2
Apple Mac OS X Server=10.4.11
Apple Mac OS X Server=10.5.2
MIT Kerberos 5<=1.6.3_kdc
MIT Kerberos 5<=1.6.3
Debian Debian Linux=3.1
Debian Debian Linux=4.0
Canonical Ubuntu Linux=6.06
Canonical Ubuntu Linux=6.10
Canonical Ubuntu Linux=7.04
Canonical Ubuntu Linux=7.10
Fedoraproject Fedora=7
Fedoraproject Fedora=8

Event History

Mar 19, 2008
CVE Published
via MITRE·10:00 AM
Data Sourced
via MITRE·10:00 AM
Description
Data Sourced
10:44 AM
DescriptionWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2008-0062?

CVE-2008-0062 has a severity rating that indicates it can lead to denial of service and potentially arbitrary code execution.

2

How do I fix CVE-2008-0062?

To fix CVE-2008-0062, upgrade to a patched version of MIT Kerberos 5 beyond 1.6.3 or apply available security updates for your operating system.

3

What products are affected by CVE-2008-0062?

CVE-2008-0062 affects multiple distributions of MIT Kerberos 5, as well as certain versions of Debian and Ubuntu Linux.

4

Can CVE-2008-0062 be exploited remotely?

Yes, CVE-2008-0062 can be exploited by remote attackers through crafted messages that cause a denial of service.

5

What are the potential consequences of CVE-2008-0062?

The potential consequences of CVE-2008-0062 include service disruption due to crashes and the risk of arbitrary code execution.

Contact

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