CVE-2006-5467

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2006-10-27 · updated 2026-06-16
Weakness: CWE-399

Description

The cgi.rb CGI library for Ruby 1.8 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via an HTTP request with a multipart MIME body that contains an invalid boundary specifier, as demonstrated using a specifier that begins with a "-" instead of "--" and contains an inconsistent ID.

Affected products

Yukihiro Matsumoto Ruby: 1.8

References

http://docs.info.apple.com/article.html?artnum=305530
http://lists.apple.com/archives/security-announce/2007/May/msg00004.html
http://rubyforge.org/pipermail/mongrel-users/2006-October/001946.html
http://secunia.com/advisories/22615
http://secunia.com/advisories/22624
http://secunia.com/advisories/22761
http://secunia.com/advisories/22929
http://secunia.com/advisories/22932
http://secunia.com/advisories/23040
http://secunia.com/advisories/23344
http://secunia.com/advisories/25402

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