{"cve":{"cve_id":"CVE-2007-4443","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.01749,"epss_percentile":0.74922,"epss_as_of":"2026-06-23","description":"The UCC dedicated server for the Unreal engine, possibly 2003 and 2004, on Windows allows remote attackers to cause a denial of service (continuous beep and server slowdown) via a string containing many 0x07 characters in (1) a request to the images/ directory, (2) the Content-Type field, (3) a HEAD request, and possibly other unspecified vectors.","published_at":"2007-08-21T00:00:00Z","last_modified_at":"2026-06-16T22:44:06.483000Z","cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["http://www.securityfocus.com/archive/1/477026/100/0/threaded","http://secunia.com/advisories/26506","http://securityreason.com/securityalert/3039","https://exchange.xforce.ibmcloud.com/vulnerabilities/36103","http://www.securityfocus.com/archive/1/478053/100/200/threaded","http://www.securityfocus.com/archive/1/478064/100/200/threaded","http://aluigi.org/poc/unrwebdos.zip","http://aluigi.org/adv/unrwebdos-adv.txt"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:04:07.221408Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"epic-games","vendor_name":"Epic Games","product_slug":"unreal-engine","product_name":"unreal_engine","version_start":"2003","version_start_inclusive":true,"version_end":"2003","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:epic_games:unreal_engine:2003:*:*:*:*:*:*:*"},{"vendor_slug":"epic-games","vendor_name":"Epic Games","product_slug":"unreal-engine","product_name":"unreal_engine","version_start":"2004","version_start_inclusive":true,"version_end":"2004","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:epic_games:unreal_engine:2004:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.securityfocus.com/archive/1/477026/100/0/threaded","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/26506","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://securityreason.com/securityalert/3039","source_type":"MISC","tags":[]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/36103","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/archive/1/478053/100/200/threaded","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/archive/1/478064/100/200/threaded","source_type":"MISC","tags":[]},{"url":"http://aluigi.org/poc/unrwebdos.zip","source_type":"MISC","tags":[]},{"url":"http://aluigi.org/adv/unrwebdos-adv.txt","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2007-08-21T00:00:00Z","label":"CVE published","source":null}]}