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Vulnerability record · CVE-2008-4310 · published 9 December 2008

CVE-2008-4310: Ruby-lang ruby vulnerability

Ruby Lang · Ruby

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.

7.8 CVSS 2.0 High EPSS 14% · top 3.7% CWE-399 · CWE-399
7.8CVSS 2.0 base score
14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
16 Jun 2026Last modified by NVD

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.

AV:N/AC:L/Au:N/C:N/I:N/A:C

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/33013 Vendor Advisory
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 Vendor Advisory
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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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2008-4310), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.