{"cve":"CVE-2008-4310","nvd":{"published":"2008-12-09T00:30:00.220","modified":"2026-06-16T22:57:34.710","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-399"],"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"],"products":["ruby-lang:ruby"],"source":"nvd","synced_at":"2026-10-19T19:53:23.791937413+00:00"},"epss":{"cve":"CVE-2008-4310","score":0.13553,"percentile":0.96458,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-wfrc-r6c6-7j9r","url":"https://osv.dev/vulnerability/GHSA-wfrc-r6c6-7j9r","summary":"WEBrick Denial of Service Vulnerability","modified":"2024-02-09T21:52:33Z","packages":[{"ecosystem":"RubyGems","name":"webrick","purl":"pkg:gem/webrick","ranges":["<1.3.1"],"fixed":["1.3.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}