National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-1005 Detail

Description

The safe-level feature in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, and 1.8.8dev allows context-dependent attackers to modify strings via the Exception#to_s method, as demonstrated by changing an intended pathname.

Source:  MITRE
Description Last Modified:  03/02/2011

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/054422.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/054436.html
http://support.apple.com/kb/HT5281
http://www.mandriva.com/security/advisories?name=MDVSA-2011:097
http://www.mandriva.com/security/advisories?name=MDVSA-2011:098
http://www.openwall.com/lists/oss-security/2011/02/21/2 Patch
http://www.openwall.com/lists/oss-security/2011/02/21/5 Patch
http://www.redhat.com/support/errata/RHSA-2011-0908.html
http://www.redhat.com/support/errata/RHSA-2011-0909.html
http://www.redhat.com/support/errata/RHSA-2011-0910.html
http://www.ruby-lang.org/en/news/2011/02/18/exception-methods-can-bypass-safe/ Exploit Patch Vendor Advisory
http://www.securityfocus.com/bid/46458
http://www.vupen.com/english/advisories/2011/0539
https://bugzilla.redhat.com/show_bug.cgi?id=678920 Patch

Technical Details

Vulnerability Type (View All)

  • Permissions, Privileges, and Access Control (CWE-264)

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-1005
NVD Published Date:
03/02/2011
NVD Last Modified:
08/13/2013