{"cve":{"cve_id":"CVE-2009-1135","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":0.26454,"epss_percentile":0.97742,"epss_as_of":"2026-06-23","description":"Microsoft Internet Security and Acceleration (ISA) Server 2006 Gold and SP1, when Radius OTP is enabled, uses the HTTP-Basic authentication method, which allows remote attackers to gain the privileges of an arbitrary account, and access published web pages, via vectors involving attempted access to a network resource behind the ISA Server, aka \"Radius OTP Bypass Vulnerability.\"","published_at":"2009-07-15T15:00:00Z","last_modified_at":"2026-06-16T23:06:34.933000Z","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":["CWE-264"],"nvd_references":["http://www.securitytracker.com/id?1022547","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5649","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-031","http://www.vupen.com/english/advisories/2009/1889","http://www.us-cert.gov/cas/techalerts/TA09-195A.html","http://secunia.com/advisories/35784"],"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":"2026-06-28T23:04:58.043639Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"isa-server","product_name":"isa_server","version_start":"2006","version_start_inclusive":true,"version_end":"2006","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:isa_server:2006:*:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"isa-server","product_name":"isa_server","version_start":"2006","version_start_inclusive":true,"version_end":"2006","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:isa_server:2006:sp1:*:*:*:*:*:*"},{"vendor_slug":"microsoft","vendor_name":"Microsoft","product_slug":"isa-server","product_name":"isa_server","version_start":"2006","version_start_inclusive":true,"version_end":"2006","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:a:microsoft:isa_server:2006:supportability:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.securitytracker.com/id?1022547","source_type":"MISC","tags":[]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5649","source_type":"MISC","tags":[]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-031","source_type":"MISC","tags":[]},{"url":"http://www.vupen.com/english/advisories/2009/1889","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA09-195A.html","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/35784","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2009-07-15T15:00:00Z","label":"CVE published","source":null}]}