CVE-2008-4310

Severity: high (CVSS 7.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 13.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2008-12-09 · updated 2026-06-16
Weakness: CWE-399

Description

httputils.rb in WEBrick in Ruby 1.8.1 and 1.8.5, as used in Red Hat Enterprise Linux 4 and 5, allows remote attackers to cause a denial of service (CPU consumption) via a crafted HTTP request. NOTE: this issue exists because of an incomplete fix for CVE-2008-3656.

Affected products

Ruby: 1.8.1, 1.8.5

References

http://secunia.com/advisories/33013
http://www.openwall.com/lists/oss-security/2008/12/04/2
http://www.redhat.com/support/errata/RHSA-2008-0981.html
https://bugzilla.redhat.com/show_bug.cgi?id=470252
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10250
http://secunia.com/advisories/33013
http://www.openwall.com/lists/oss-security/2008/12/04/2
http://www.redhat.com/support/errata/RHSA-2008-0981.html
https://bugzilla.redhat.com/show_bug.cgi?id=470252
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10250

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