CVE-2012-4522

Summary

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.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090235.html
• http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=37163
• http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090515.html
• http://www.openwall.com/lists/oss-security/2012/10/13/1
• http://rhn.redhat.com/errata/RHSA-2013-0129.html
• http://www.openwall.com/lists/oss-security/2012/10/16/1
• http://www.openwall.com/lists/oss-security/2012/10/12/6
• http://www.ruby-lang.org/en/news/2012/10/12/poisoned-NUL-byte-vulnerability/

References

• http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090235.html
• http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=37163
• http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090515.html
• http://www.openwall.com/lists/oss-security/2012/10/13/1
• http://rhn.redhat.com/errata/RHSA-2013-0129.html
• http://www.openwall.com/lists/oss-security/2012/10/16/1
• http://www.openwall.com/lists/oss-security/2012/10/12/6
• http://www.ruby-lang.org/en/news/2012/10/12/poisoned-NUL-byte-vulnerability/

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