{"cve":{"cve_id":"CVE-2009-1168","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":0.0245,"epss_percentile":0.82265,"epss_as_of":"2026-06-23","description":"Cisco IOS 12.0(32)S12 through 12.0(32)S13 and 12.0(33)S3 through 12.0(33)S4, 12.0(32)SY8 through 12.0(32)SY9, 12.2(33)SXI1, 12.2XNC before 12.2(33)XNC2, 12.2XND before 12.2(33)XND1, and 12.4(24)T1; and IOS XE 2.3 through 2.3.1t and 2.4 through 2.4.0; when RFC4893 BGP routing is enabled, allows remote attackers to cause a denial of service (memory corruption and device reload) by using an RFC4271 peer to send an update with a long series of AS numbers, aka Bug ID CSCsy86021.","published_at":"2009-07-30T18:00:00Z","last_modified_at":"2026-06-16T23:06:38.860000Z","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-399"],"nvd_references":["http://www.cisco.com/en/US/products/products_security_advisory09186a0080aea4c9.shtml","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6697","http://secunia.com/advisories/36046","http://www.vupen.com/english/advisories/2009/2082","http://www.securitytracker.com/id?1022619","http://www.securityfocus.com/bid/35862"],"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":"2026-06-28T23:04:58.678921Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.0(32)s12","version_start_inclusive":true,"version_end":"12.0(32)s12","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.0\\(32\\)s12:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.0(32)s13","version_start_inclusive":true,"version_end":"12.0(32)s13","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.0\\(32\\)s13:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.0(32)sy8","version_start_inclusive":true,"version_end":"12.0(32)sy8","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.0\\(32\\)sy8:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.0(32)sy9","version_start_inclusive":true,"version_end":"12.0(32)sy9","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.0\\(32\\)sy9:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.0(33)s3","version_start_inclusive":true,"version_end":"12.0(33)s3","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.0\\(33\\)s3:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.0(33)s4","version_start_inclusive":true,"version_end":"12.0(33)s4","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.0\\(33\\)s4:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.2(33)sxi1","version_start_inclusive":true,"version_end":"12.2(33)sxi1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.2\\(33\\)sxi1:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.2(33)sxi2","version_start_inclusive":true,"version_end":"12.2(33)sxi2","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.2\\(33\\)sxi2:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.2xnc","version_start_inclusive":true,"version_end":"12.2xnc","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.2xnc:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.2xnd","version_start_inclusive":true,"version_end":"12.2xnd","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.2xnd:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios","product_name":"IOS","version_start":"12.4(24)t1","version_start_inclusive":true,"version_end":"12.4(24)t1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios:12.4\\(24\\)t1:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios-xe","product_name":"ios_xe","version_start":"2.3","version_start_inclusive":true,"version_end":"2.3","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios_xe:2.3:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios-xe","product_name":"ios_xe","version_start":"2.3.1t","version_start_inclusive":true,"version_end":"2.3.1t","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios_xe:2.3.1t:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios-xe","product_name":"ios_xe","version_start":"2.4","version_start_inclusive":true,"version_end":"2.4","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios_xe:2.4:*:*:*:*:*:*:*"},{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios-xe","product_name":"ios_xe","version_start":"2.4.0","version_start_inclusive":true,"version_end":"2.4.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios_xe:2.4.0:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.cisco.com/en/US/products/products_security_advisory09186a0080aea4c9.shtml","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6697","source_type":"MISC","tags":[]},{"url":"http://secunia.com/advisories/36046","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.vupen.com/english/advisories/2009/2082","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.securitytracker.com/id?1022619","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/bid/35862","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2009-07-30T18:00:00Z","label":"CVE published","source":null}]}