CVE-2012-4522
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
5.3 Medium
AI Score
Confidence
High
0.004 Low
EPSS
Percentile
73.4%
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 configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| ruby-lang:ruby | ruby-lang ruby | eq | 1.9.3 |
| ruby-lang:ruby | ruby-lang ruby | eq | 2.0.0 |
References
lists.fedoraproject.org/pipermail/package-announce/2012-October/090235.html
lists.fedoraproject.org/pipermail/package-announce/2012-October/090515.html
rhn.redhat.com/errata/RHSA-2013-0129.html
svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=37163
www.openwall.com/lists/oss-security/2012/10/12/6
www.openwall.com/lists/oss-security/2012/10/13/1
www.openwall.com/lists/oss-security/2012/10/16/1
www.ruby-lang.org/en/news/2012/10/12/poisoned-NUL-byte-vulnerability/
Related
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:L/Au:N/C:N/I:P/A:N
5.3 Medium
AI Score
Confidence
High
0.004 Low
EPSS
Percentile
73.4%