{"cve":{"cve_id":"CVE-2010-3035","is_kev":true,"kev_date_added":"2022-03-25","kev_vendor_project":"Cisco","kev_product":"IOS XR","kev_vulnerability_name":"Cisco IOS XR Border Gateway Protocol (BGP) Denial-of-Service Vulnerability","kev_short_description":"Cisco IOS XR, when BGP is the configured routing feature, allows remote attackers to cause a denial-of-service (DoS).","kev_required_action":"Apply updates per vendor instructions.","kev_due_date":"2022-04-15","kev_known_ransomware":false,"kev_notes":"https://nvd.nist.gov/vuln/detail/CVE-2010-3035","kev_cwes":["CWE-20"],"epss_score":0.05562,"epss_percentile":0.91843,"epss_as_of":"2026-06-23","description":"Cisco IOS XR 3.4.0 through 3.9.1, when BGP is enabled, does not properly handle unrecognized transitive attributes, which allows remote attackers to cause a denial of service (peering reset) via a crafted prefix announcement, as demonstrated in the wild in August 2010 with attribute type code 99, aka Bug ID CSCti62211.","published_at":"2010-08-30T20:00:00Z","last_modified_at":"2026-06-16T23:22:00.630000Z","cvss_v3_score":7.5,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":"active","ssvc_automatable":true,"ssvc_technical_impact":"partial","cwes":null,"nvd_references":["https://exchange.xforce.ibmcloud.com/vulnerabilities/61443","http://www.securitytracker.com/id?1024371","http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4411f.shtml","http://mailman.nanog.org/pipermail/nanog/2010-August/024837.html","http://secunia.com/advisories/41190","http://www.vupen.com/english/advisories/2010/2227","http://osvdb.org/67696"],"vuln_status":"Analyzed","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":"2026-06-24T00:09:31.350578Z","updated_at":"2026-06-28T23:05:33.244399Z"},"effective_severity":"HIGH","badges":["kev"],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"N","value_label":"None"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"cisco","vendor_name":"Cisco","product_slug":"ios-xr","product_name":"ios_xr","version_start":"3.4.0","version_start_inclusive":true,"version_end":"3.9.1","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/61443","source_type":"MISC","tags":[]},{"url":"http://www.securitytracker.com/id?1024371","source_type":"MISC","tags":[]},{"url":"http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4411f.shtml","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://mailman.nanog.org/pipermail/nanog/2010-August/024837.html","source_type":"MAILING_LIST","tags":["mailing-list"]},{"url":"http://secunia.com/advisories/41190","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://www.vupen.com/english/advisories/2010/2227","source_type":"VENDOR_ADVISORY","tags":["advisory"]},{"url":"http://osvdb.org/67696","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2010-08-30T20:00:00Z","label":"CVE published","source":null},{"type":"cisa_reported","at":"2022-03-25T00:00:00Z","label":"Added to CISA KEV catalog","source":"kev"},{"type":"ssvc_changed","at":"2026-06-24T00:30:43.703670Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:30:43.703670Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"ssvc_changed","at":"2026-06-24T00:30:43.703670Z","label":"SSVC decision revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:30:43.703670Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:30:43.703670Z","label":"CVSS score revised","source":"vulnrichment"},{"type":"cvss_changed","at":"2026-06-24T00:30:43.703670Z","label":"CVSS score revised","source":"vulnrichment"}]}