CVE-2012-4464

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Summary

CVECVE-2012-4464
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-04-25 23:55:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionRuby 1.9.3 before patchlevel 286 and 2.0 before revision r37068 allows context-dependent attackers to bypass safe-level restrictions and modify untainted strings via the (1) exc_to_s or (2) name_err_to_s API function, which marks the string as tainted, a different vulnerability than CVE-2012-4466. NOTE: this issue might exist because of a CVE-2011-1005 regression.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

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

Problem Types: CWE-264 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Ruby-lang Ruby 1.9.3 All All All
Application Ruby-lang Ruby 1.9.3 p0 All All
Application Ruby-lang Ruby 1.9.3 p125 All All
Application Ruby-lang Ruby 1.9.3 p194 All All
Application Ruby-lang Ruby 2.0 All All All
Application Ruby-lang Ruby 2.0.0 All All All
Application Ruby-lang Ruby 2.0.0 p0 All All
Application Ruby-lang Ruby 2.0.0 preview1 All All
Application Ruby-lang Ruby 2.0.0 preview2 All All
Application Ruby-lang Ruby 2.0.0 rc1 All All
Application Ruby-lang Ruby 2.0.0 rc2 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
[SECURITY] Fedora 18 Update: ruby-1.9.3.194-18.fc18 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
[SECURITY] Fedora 17 Update: ruby-1.9.3.194-17.fc17 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
[ruby] Revision 37068 af854a3a-2127-422b-91ae-364da2661108 svn.ruby-lang.org
$SAFE escaping vulnerability about Exception#to_s / NameError#to_s (CVE-2012-4464, CVE-2012-4466) af854a3a-2127-422b-91ae-364da2661108 www.ruby-lang.org Vendor Advisory
oss-security - CVE Request: Ruby safe level bypasses af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
oss-security - Re: CVE Request: Ruby safe level bypasses af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
862598 – (CVE-2012-4464) CVE-2012-4464 ruby 1.9.3: Possibility to bypass Ruby's $SAFE (level 4) semantics af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
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NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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