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Vulnerability details: VCID-weh8-bs3g-a3hp
Vulnerability ID VCID-weh8-bs3g-a3hp
Aliases CVE-2012-4464
GHSA-gjcp-rx5c-g849
Summary 1.9.3: Possibility to bypass Ruby's $SAFE (level 4) semantics
Status Published
Exploitability 0.5
Weighted Severity 4.5
Risk 2.2
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-266 Incorrect Privilege Assignment
CWE-264 Permissions, Privileges, and Access Controls
System Score Found at
epss 0.00378 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
epss 0.00378 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
epss 0.00378 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
epss 0.00378 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
epss 0.00513 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
epss 0.00513 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
epss 0.00513 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
epss 0.00513 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
epss 0.00513 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
epss 0.00513 https://api.first.org/data/v1/epss?cve=CVE-2012-4464
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2012-4464
Reference id Reference type URL
http://lists.fedoraproject.org/pipermail/package-announce/2012-October/089554.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-October/089887.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2012-4464.json
https://api.first.org/data/v1/epss?cve=CVE-2012-4464
http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=37068
https://www.ruby-lang.org/en/news/2012/10/12/cve-2012-4464-cve-2012-4466/
http://www.openwall.com/lists/oss-security/2012/10/02/4
http://www.openwall.com/lists/oss-security/2012/10/03/9
http://www.ruby-lang.org/en/news/2012/10/12/cve-2012-4464-cve-2012-4466/
862598 https://bugzilla.redhat.com/show_bug.cgi?id=862598
cpe:2.3:a:ruby-lang:ruby:1.9.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:1.9.3:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.9.3:p0:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:1.9.3:p0:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.9.3:p125:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:1.9.3:p125:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:1.9.3:p194:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:1.9.3:p194:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:2.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:2.0:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:2.0.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:2.0.0:p0:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:2.0.0:p0:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:2.0.0:preview1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:2.0.0:preview1:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:2.0.0:preview2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:2.0.0:preview2:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:2.0.0:rc1:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:2.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:ruby-lang:ruby:2.0.0:rc2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ruby-lang:ruby:2.0.0:rc2:*:*:*:*:*:*
CVE-2012-4464 https://nvd.nist.gov/vuln/detail/CVE-2012-4464
USN-1602-1 https://usn.ubuntu.com/1602-1/
USN-1614-1 https://usn.ubuntu.com/1614-1/
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2012-4464
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Exploit Prediction Scoring System (EPSS)
Percentile 0.59364
EPSS Score 0.00378
Published At April 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T14:54:03.974840+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2012-4464.json 38.0.0