CVE-2009-5147

Description

DL::dlopen in Ruby 1.8, 1.9.0, 1.9.2, 1.9.3, 2.0.0 before patchlevel 648, and 2.1 before 2.1.8 opens libraries with tainted names.

Category

7.3
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 22.43% Top 5%
Vendor Advisory redhat.com Vendor Advisory ruby-lang.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/ruby/ruby/commit/4600cf725a86ce31266153647ae5aa1197b1215b third party advisory patch
http://seclists.org/oss-sec/2015/q3/222 patch mailing list third party advisory vdb entry
https://www.ruby-lang.org/en/news/2015/12/16/unsafe-tainted-string-usage-in-fiddle-and-dl-cve-2015-7551/ vendor advisory
https://access.redhat.com/errata/RHSA-2018:0583 vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1248935 patch vdb entry third party advisory issue tracking
http://www.securityfocus.com/bid/76060 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2009-5147?
CVE-2009-5147 has been scored as a high severity vulnerability.
How to fix CVE-2009-5147?
To fix CVE-2009-5147, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-5147 being actively exploited in the wild?
It is possible that CVE-2009-5147 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~22% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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