CVE-2008-3657
HIGH · CVSS 7.5EPSS 13.7%EU EUVD
The dl module in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 does not check "taintness" of inputs, which allows context-dependent attackers to bypass safe levels and execute dangerous functions by accessing a library using DL.dlopen.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-20
- EPSS score
- 13.7% (97th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2008-3643)
- Published
- August 13, 2008
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2008-3643 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
- ruby-lang / ruby
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=494401
- http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
- http://secunia.com/advisories/31430(Vendor Advisory)
- http://secunia.com/advisories/31697(Vendor Advisory)
- http://secunia.com/advisories/32165(Vendor Advisory)
- http://secunia.com/advisories/32219(Vendor Advisory)
- http://secunia.com/advisories/32255(Vendor Advisory)
- http://secunia.com/advisories/32256(Vendor Advisory)
- http://secunia.com/advisories/32371(Vendor Advisory)
- http://secunia.com/advisories/33178(Vendor Advisory)
- http://secunia.com/advisories/35074(Vendor Advisory)
- http://security.gentoo.org/glsa/glsa-200812-17.xml
- http://support.apple.com/kb/HT3549
- http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0264
- http://www.debian.org/security/2008/dsa-1651
- http://www.debian.org/security/2008/dsa-1652
- http://www.redhat.com/support/errata/RHSA-2008-0897.html
- http://www.ruby-lang.org/en/news/2008/08/08/multiple-vulnerabilities-in-ruby/
- http://www.securityfocus.com/archive/1/495884/100/0/threaded
- http://www.securityfocus.com/bid/30644(Exploit, Patch)
- http://www.securitytracker.com/id?1020652
- http://www.us-cert.gov/cas/techalerts/TA09-133A.html(US Government Resource)
- http://www.vupen.com/english/advisories/2008/2334(Vendor Advisory)
- http://www.vupen.com/english/advisories/2009/1297(Vendor Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44372
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9793
- https://usn.ubuntu.com/651-1/
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00259.html
- https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00299.html
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain