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CVE-2012-4522

This CVE name corresponds to:

Entered	Topic
2012-11-01	ruby -- Unintentional file creation caused by inserting an illegal NUL character

The following information is adapted from the Common Vulnerabilities and Exposures (CVE) project. CVE and the CVE logo are trademarks of The MITRE Corporation. CVE content is Copyright 2005, The MITRE Corporation.

CVE-2012-4522 at cve.mitre.org

Details

Type	Candidate
Name	CVE-2012-4522
Phase	Assigned(20120821)

Description

The rb_get_path_check function in file.c in Ruby 1.9.3 before patchlevel 286 and Ruby 2.0.0 before r37163 allows context-dependent attackers to create files in unexpected locations or with unexpected names via a NUL byte in a file path.

References

Source	Reference
MLIST	[oss-security] 20121012 CVE request: ruby file creation due in insertion of illegal NUL character
MLIST	[oss-security] 20121013 Re: CVE request: ruby file creation due in insertion of illegal NUL character
MLIST	[oss-security] 20121016 Re: CVE request: ruby file creation due in insertion of illegal NUL character
MISC	http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=37163
CONFIRM	http://www.ruby-lang.org/en/news/2012/10/12/poisoned-NUL-byte-vulnerability/
FEDORA	FEDORA-2012-16071
FEDORA	FEDORA-2012-16086
REDHAT	RHSA-2013:0129