CVE-2011-4089

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Summary

CVECVE-2011-4089
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-04-16 18:37:11 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 4.6 from [email protected]

AV:L/AC:L/Au:N/C:P/I:P/A:P

Problem Types: CWE-264 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:L/AC:L/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Bzip Bzip2 1.0 All All All
Application Bzip Bzip2 1.0.1 All All All
Application Bzip Bzip2 1.0.2 All All All
Application Bzip Bzip2 1.0.3 All All All
Application Bzip Bzip2 All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
oss-security - Re: Request for CVE Identifier: bzexe insecure temporary file af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
bzexe (bzip2) race condition af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Exploit
Full Disclosure: Re: Symlink vulnerabilities af854a3a-2127-422b-91ae-364da2661108 seclists.org
USN-1308-1: bzip2 vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Patch
#632862 - insecure temporary file creation (bzexe) - Debian Bug report logs af854a3a-2127-422b-91ae-364da2661108 bugs.debian.org Patch
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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