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Last updated: 11/1/2014 5:49:24 AM

CVE Publication rate: 46.73

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Vulnerability Workload Index: 13.84
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National Cyber Awareness System

Vulnerability Summary for CVE-2009-5064

Original release date: 03/30/2011
Last revised: 01/18/2012
Source: US-CERT/NIST

Overview

** DISPUTED ** ldd in the GNU C Library (aka glibc or libc6) 2.13 and earlier allows local users to gain privileges via a Trojan horse executable file linked with a modified loader that omits certain LD_TRACE_LOADED_OBJECTS checks. NOTE: the GNU C Library vendor states "This is just nonsense. There are a gazillion other ways to introduce code if people are downloading arbitrary binaries and install them in appropriate directories or set LD_LIBRARY_PATH etc."

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 6.9 (MEDIUM) (AV:L/AC:M/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.4
CVSS Version 2 Metrics:
Access Vector: Locally exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: MISC
Name: https://bugzilla.redhat.com/show_bug.cgi?id=531160
Type: Patch Information; Exploit
External Source: MLIST
Name: [oss-security] 20110308 Re: ldd can execute an app unexpectedly
Type: Patch Information; Exploit
External Source: MISC
Name: https://bugzilla.redhat.com/show_bug.cgi?id=682998
Type: Patch Information; Exploit
External Source: MLIST
Name: [oss-security] 20110308 Re: ldd can execute an app unexpectedly
Type: Patch Information; Exploit
External Source: MISC
Name: http://reverse.lostrealm.com/protect/ldd.html
External Source: MLIST
Name: [oss-security] 20110307 Re: CVE Request -- logrotate -- nine issues
External Source: MLIST
Name: [oss-security] 20110308 Re: ldd can execute an app unexpectedly
Type: Patch Information; Exploit
External Source: MLIST
Name: [oss-security] 20110308 Re: ldd can execute an app unexpectedly
Type: Patch Information; Exploit
External Source: MLIST
Name: [oss-security] 20110307 ldd can execute an app unexpectedly
Type: Patch Information; Exploit
External Source: MISC
Name: http://www.catonmat.net/blog/ldd-arbitrary-code-execution/
External Source: MLIST
Name: [oss-security] 20110307 Re: CVE Request -- logrotate -- nine issues
External Source: MLIST
Name: [oss-security] 20110307 Re: ldd can execute an app unexpectedly
Type: Patch Information; Exploit
External Source: REDHAT
Name: RHSA-2011:1526

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)