CVE-2011-2709
First published: Thu Jun 21 2012(Updated: )
libgssapi and libgssglue before 0.4 do not properly check privileges, which allows local users to load untrusted configuration files and execute arbitrary code via the GSSAPI_MECH_CONF environment variable, as demonstrated using mount.nfs.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Umich Libgssglue | <=0.3 | |
| Umich Libgssglue | =0.1 | |
| Umich Libgssglue | =0.2 | |
| libgssapi-krb5 | =0.2 | |
| libgssapi-krb5 | <=0.3 | |
| libgssapi-krb5 | =0.1 |
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Reference Links
- http://www.citi.umich.edu/projects/nfsv4/linux/libgssglue/libgssglue-0.4.tar.gz
- http://secunia.com/advisories/45075
- http://www.openwall.com/lists/oss-security/2011/08/12/10
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/082072.html
- http://www.openwall.com/lists/oss-security/2011/07/22/4
- http://www.securityfocus.com/bid/48490
- http://lwn.net/Alerts/449415/
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/082297.html
- https://bugzilla.novell.com/show_bug.cgi?id=694598
- http://www.openwall.com/lists/oss-security/2011/07/21/3
- http://secunia.com/advisories/50973
- http://secunia.com/advisories/50785
Frequently Asked Questions
What is the severity of CVE-2011-2709?
CVE-2011-2709 has a medium severity rating due to its potential to allow local users to execute arbitrary code.
How do I fix CVE-2011-2709?
To fix CVE-2011-2709, upgrade to libgssapi and libgssglue version 0.4 or later.
Which systems are affected by CVE-2011-2709?
CVE-2011-2709 affects versions of libgssapi and libgssglue prior to 0.4.
What type of attack does CVE-2011-2709 enable?
CVE-2011-2709 enables local users to load untrusted configuration files which can lead to arbitrary code execution.
Can CVE-2011-2709 be exploited remotely?
CVE-2011-2709 cannot be exploited remotely as it requires local user access to the affected system.
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- agent/last-modified-date
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- agent/event
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- agent/tags
- collector/nvd-historical
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/umich
- canonical/umich libgssglue
- version/umich libgssglue/0.3
- version/umich libgssglue/0.1
- version/umich libgssglue/0.2
- canonical/libgssapi-krb5
- version/libgssapi-krb5/0.2
- version/libgssapi-krb5/0.3
- version/libgssapi-krb5/0.1