high
7.5
CWE
20 267
Advisory Published
CVE Published
Updated

CVE-2009-5147: Input Validation

First published: Mon May 11 2009(Updated: )

DL::dlopen could open a library with tainted library name even if $SAFE &gt; 0. This vulnerability affects Ruby versions 1.8, 1.9, 2.1, 2.2. Upstream patch: <a href="https://github.com/ruby/ruby/commit/4600cf725a86ce31266153647ae5aa1197b1215b">https://github.com/ruby/ruby/commit/4600cf725a86ce31266153647ae5aa1197b1215b</a> Additional information and CVE assignment: <a href="http://seclists.org/oss-sec/2015/q3/222">http://seclists.org/oss-sec/2015/q3/222</a>

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
debian/ruby1.8
debian/ruby1.9.1
debian/ruby2.0
redhat/rh-ruby22-ruby<0:2.2.9-19.el6
0:2.2.9-19.el6
redhat/rh-ruby22-ruby<0:2.2.9-19.el7
0:2.2.9-19.el7
redhat/ruby<2.0.0
2.0.0
redhat/ruby<2.1.8
2.1.8
redhat/ruby<2.2.4
2.2.4
Ruby=1.8.0
Ruby=1.9.0
Ruby=1.9.2
Ruby=1.9.3
Ruby=2.0.0
Ruby=2.0.0-p195
Ruby=2.0.0-p247
Ruby=2.0.0-p353
Ruby=2.0.0-p481
Ruby=2.0.0-p576
Ruby=2.0.0-p594
Ruby=2.0.0-p598
Ruby=2.0.0-p643
Ruby=2.0.0-p645
Ruby=2.0.0-p647
Ruby=2.1.0
Ruby=2.1.1
Ruby=2.1.2
Ruby=2.1.3
Ruby=2.1.4
Ruby=2.1.5
Ruby=2.1.6
Ruby=2.1.7

Remedy

http://seclists.org/oss-sec/2015/q3/222

Remedy

https://bugzilla.redhat.com/show_bug.cgi?id=1248935

Remedy

https://github.com/ruby/ruby/commit/4600cf725a86ce31266153647ae5aa1197b1215b

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2009-5147?

    CVE-2009-5147 has a severity rating that can vary based on the specific context of use within affected Ruby versions, typically categorized as moderate due to potential security implications.

  • How do I fix CVE-2009-5147?

    To fix CVE-2009-5147, upgrade Ruby to version 2.1.8 or later, or to the patched versions specifically listed for your distribution.

  • What versions of Ruby are affected by CVE-2009-5147?

    CVE-2009-5147 affects Ruby versions 1.8, 1.9, 2.0, 2.1, and 2.2.

  • Is my application vulnerable to CVE-2009-5147?

    If your application uses Ruby versions 1.8, 1.9, or 2.0, it is likely vulnerable to CVE-2009-5147 unless patched.

  • What could happen if CVE-2009-5147 is exploited?

    Exploitation of CVE-2009-5147 could allow an attacker to load arbitrary libraries, potentially executing malicious code within the Ruby application.

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