{"cve":"CVE-2007-3304","nvd":{"published":"2007-06-20T22:30:00.000","modified":"2026-06-16T22:41:27.310","status":"Modified","description":"Apache httpd 1.3.37, 2.0.59, and 2.2.4 with the Prefork MPM module, allows local users to cause a denial of service by modifying the worker_score and process_score arrays to reference an arbitrary process ID, which is sent a SIGUSR1 signal from the master process, aka \"SIGUSR1 killer.\"","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["ftp://patches.sgi.com/support/free/security/advisories/20070701-01-P.asc","http://bugs.gentoo.org/show_bug.cgi?id=186219","http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=245111","http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01182588","http://httpd.apache.org/security/vulnerabilities_13.html"],"products":["apache:http_server","canonical:ubuntu_linux","fedoraproject:fedora","redhat:enterprise_linux_desktop","redhat:enterprise_linux_server","redhat:enterprise_linux_workstation"],"source":"nvd","synced_at":"2026-10-19T19:46:28.846926071+00:00"},"epss":{"cve":"CVE-2007-3304","score":0.03298,"percentile":0.88514,"date":"2026-10-31"},"kev":null,"osv":[],"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."]}