5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.22 Low
EPSS
Percentile
96.5%
Ruby WEBrick is vulnerable to a directory traversal on systems that support backslash (\) path separators. This vulnerability may allow an attacker to access arbitrary files outside of the web server root directory.
WEBrick is a Ruby library program to build HTTP servers. WEBrick contains a directory traversal vulnerability in systems that accept backslash (\) as a path separator. A remote attacker may be able to exploit this vulnerability by using encoded backslash sequences (…%5c). For more information please see “File access vulnerability of WEBrick.”
A remote attacker could gain access to arbitrary files outside of the web server root directory.
Apply an Update
Ruby has released version 1.8.5-p115 and 1.8.6-p114 for the 1.8 series. For the 1.9 series, apply the patch referenced in “File access vulnerability of WEBrick.”
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Updated: April 04, 2008
Affected
We have not received a statement from the vendor.
The vendor has not provided us with any further information regarding this vulnerability.
Please see <http://www.ruby-lang.org/en/news/2008/03/03/webrick-file-access-vulnerability/>.
If you have feedback, comments, or additional information about this vulnerability, please send us [email](<mailto:[email protected]?Subject=VU%23404515 Feedback>).
Group | Score | Vector |
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Base | ||
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Environmental |
Thanks to Alexandr Polyakov for reporting this vulnerability.
This document was written by John Hollenberger.
CVE IDs: | CVE-2008-1145 |
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Severity Metric: | 12.83 Date Public: |