Vulnerability CVE-2011-4089
Published: 2014-04-16

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.

See advisories in our WLB2 database:
Topic
Author
Date
Low
bzip2 1.0.5 local users execute arbitrary code
Tavis Ormandy
18.04.2014

Type:

CWE-264

 (Permissions, Privileges, and Access Controls)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
BZIP -> Bzip2 

 References:
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632862
http://www.ubuntu.com/usn/USN-1308-1
http://www.openwall.com/lists/oss-security/2011/10/28/16
http://www.exploit-db.com/exploits/18147
http://seclists.org/fulldisclosure/2011/Oct/804
Copyright 2024, cxsecurity.com

 

Back to Top