CVE-2012-4481

Published: May 2, 2013Modified: Apr 29, 2026

4.3

Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability: 8.6 / Impact: 2.9

Source: NVD

Description

The safe-level feature in Ruby 1.8.7 allows context-dependent attackers to modify strings via the NameError#to_s method when operating on Ruby objects. NOTE: this issue is due to an incomplete fix for CVE-2011-1005.

Affected (1)

Products: Ruby Lang: Ruby

Ruby Lang

1 product

Ruby

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Ruby Lang Ruby	Version 1.8.7

Related CWEs

CWE-264

References (12)

http://rhn.redhat.com/errata/RHSA-2013-0129.html

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2013-0612.html

Source: secalert@redhat.com

http://www.mandriva.com/security/advisories?name=MDVSA-2013:124

Source: secalert@redhat.com

http://www.openwall.com/lists/oss-security/2012/10/05/4

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=863484

Source: secalert@redhat.com

https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0294

Source: secalert@redhat.com

http://rhn.redhat.com/errata/RHSA-2013-0129.html