{"cve":{"cve_id":"CVE-2023-34041","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":0.0037,"epss_percentile":0.28683,"epss_as_of":"2026-06-23","description":"Cloud foundry routing release versions prior to 0.278.0 are vulnerable to abuse of HTTP Hop-by-Hop Headers. An unauthenticated attacker can use this vulnerability for headers like B3 or X-B3-SpanID to affect the identification value recorded in the logs in foundations.\n","published_at":"2023-09-08T07:22:00.607000Z","last_modified_at":null,"cvss_v3_score":5.3,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cvss_v3_severity":"MEDIUM","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":["https://www.cloudfoundry.org/blog/abuse-of-http-hop-by-hop-headers-in-cloud-foundry-gorouter/"],"vuln_status":null,"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":"2026-06-28T23:20:07.637136Z"},"effective_severity":"MEDIUM","badges":[],"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":"L","value_label":"Low"},{"metric":"A","name":"Availability","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"cloud-foundry","vendor_name":"Cloud Foundry","product_slug":"cf-deployment","product_name":"CF Deployment","version_start":"all","version_start_inclusive":true,"version_end":"32.4.0","version_end_inclusive":false,"cpe23_uri":"cve5:cloud-foundry:cf-deployment:all:32.4.0"},{"vendor_slug":"cloud-foundry","vendor_name":"Cloud Foundry","product_slug":"routing","product_name":"Routing","version_start":"all","version_start_inclusive":true,"version_end":"0.278.0","version_end_inclusive":false,"cpe23_uri":"cve5:cloud-foundry:routing:all:0.278.0"}],"exploit_refs":[],"news":[],"references":[{"url":"https://www.cloudfoundry.org/blog/abuse-of-http-hop-by-hop-headers-in-cloud-foundry-gorouter/","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2023-09-08T07:22:00.607000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:28:44.810189Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:28:44.810189Z","label":"CVSS score revised","source":"cvelistv5"},{"type":"cvss_changed","at":"2026-06-28T17:28:44.810189Z","label":"CVSS score revised","source":"cvelistv5"}]}