Executive Summary

Summary
Title libgssglue: Privilege escalation
Informations
Name GLSA-201209-22 First vendor Publication 2012-09-28
Vendor Gentoo Last vendor Modification 2012-09-28
Severity (Vendor) High Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:H/Au:N/C:C/I:C/A:C)
Cvss Base Score 6.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity High
Cvss Expoit Score 1.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

A vulnerability in libgssglue may allow a local attacker to gain escalated privileges.

Background

libgssglue exports a GSSAPI interface which calls other random GSSAPI libraries.

Description

libgssglue does not securely use getenv() when loading a library for a setuid application.

Impact

A local attacker could gain escalated privileges.

Workaround

There is no known workaround at this time.

Resolution

All libgssglue users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/libgssglue-0.4"

References

[ 1 ] CVE-2011-2709 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2709

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-201209-22.xml

Original Source

Url : http://security.gentoo.org/glsa/glsa-201209-22.xml

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-264 Permissions, Privileges, and Access Controls

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:18172
 
Oval ID: oval:org.mitre.oval:def:18172
Title: USN-1612-1 -- libgssglue vulnerability
Description: Privilege escalation via the GSSAPI_MECH_CONF environment variable with setuid programs.
Family: unix Class: patch
Reference(s): USN-1612-1
CVE-2011-2709
 Version: 7
Platform(s): Ubuntu 12.04
Ubuntu 11.10
Ubuntu 11.04
Ubuntu 10.04
 Product(s): libgssglue
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2
Application 2

OpenVAS Exploits

Date Description
2012-10-16 Name : Ubuntu Update for libgssglue USN-1612-1
File : nvt/gb_ubuntu_USN_1612_1.nasl
2012-10-03 Name : Gentoo Security Advisory GLSA 201209-22 (libgssglue)
File : nvt/glsa_201209_22.nasl
2012-08-30 Name : Fedora Update for libgssglue FEDORA-2012-7971
File : nvt/gb_fedora_2012_7971_libgssglue_fc17.nasl
2012-06-11 Name : Fedora Update for libgssglue FEDORA-2012-8067
File : nvt/gb_fedora_2012_8067_libgssglue_fc16.nasl

Nessus® Vulnerability Scanner

Date Description
2013-04-20 Name : The remote Mandriva Linux host is missing one or more security updates.
File : mandriva_MDVSA-2013-043.nasl - Type : ACT_GATHER_INFO
2012-10-16 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1612-1.nasl - Type : ACT_GATHER_INFO
2012-09-28 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201209-22.nasl - Type : ACT_GATHER_INFO
2012-06-18 Name : The remote Fedora host is missing a security update.
File : fedora_2012-7971.nasl - Type : ACT_GATHER_INFO
2012-06-11 Name : The remote Fedora host is missing a security update.
File : fedora_2012-8067.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2014-02-17 11:37:36
  • Multiple Updates