{"cve":"CVE-2008-4299","nvd":{"published":"2008-09-29T17:17:29.220","modified":"2026-06-16T22:57:33.233","status":"Modified","description":"A certain ActiveX control in the Microsoft Internet Authentication Service (IAS) Helper COM Component in iashlpr.dll allows remote attackers to cause a denial of service (browser crash) via a large integer value in the first argument to the PutProperty method.  NOTE: this issue was disclosed by an unreliable researcher, so it might be incorrect.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-189"],"references":["http://securityreason.com/securityalert/4323","http://www.securityfocus.com/archive/1/496695/100/0/threaded","https://exchange.xforce.ibmcloud.com/vulnerabilities/45556","http://securityreason.com/securityalert/4323","http://www.securityfocus.com/archive/1/496695/100/0/threaded"],"products":["microsoft:internet_authentication_service_helper_com_component"],"source":"nvd","synced_at":"2026-10-19T19:52:44.811608366+00:00"},"epss":{"cve":"CVE-2008-4299","score":0.15858,"percentile":0.96884,"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."]}