CVE-2011-4089

Severity

46%

Complexity

39%

Confidentiality

106%

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.

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.

CVSS 2.0 Base Score 4.6. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P).

Overview

First reported 10 years ago

2014-04-16 18:37:00

Last updated 10 years ago

2014-04-17 14:15:00

Affected Software

bzip bzip2 1.0.3

1.0.3

References

20111025 Re: Symlink vulnerabilities

18147

Exploit

[oss-security] 20111028 Re: Request for CVE Identifier: bzexe insecure temporary file

USN-1308-1

Patch

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=632862

Patch

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