National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-4089 Detail

Current Description

The bzexe command in bzip2 1.0.5 and earlier generates compressed executables that do not properly handle temporary files during extraction, which allows local users to execute arbitrary code by precreating a temporary directory.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.6 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 3.9


Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://seclists.org/fulldisclosure/2011/Oct/804
http://www.exploit-db.com/exploits/18147 Exploit
http://www.openwall.com/lists/oss-security/2011/10/28/16
http://www.ubuntu.com/usn/USN-1308-1 Patch
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632862 Patch

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:bzip:bzip2:1.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:bzip:bzip2:1.0.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:bzip:bzip2:1.0.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:bzip:bzip2:1.0.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:bzip:bzip2:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
1.0.4


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-4089
NVD Published Date:
04/16/2014
NVD Last Modified:
04/17/2014