{"cve":{"cve_id":"CVE-2017-4949","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":0.28709,"epss_as_of":"2026-06-23","description":"VMware Workstation and Fusion contain a use-after-free vulnerability in VMware NAT service when IPv6 mode is enabled. This issue may allow a guest to execute code on the host. Note: IPv6 mode for VMNAT is not enabled by default.","published_at":"2018-01-11T14:00:00Z","last_modified_at":null,"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":null,"nvd_references":["http://www.securitytracker.com/id/1040161","http://www.securityfocus.com/bid/102489","https://www.vmware.com/security/advisories/VMSA-2018-0005.html"],"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":"2026-06-28T23:10:04.697173Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"vmware","vendor_name":"VMware","product_slug":"fusion","product_name":"Fusion","version_start":"10.x before 10.1.1","version_start_inclusive":true,"version_end":"10.x before 10.1.1","version_end_inclusive":true,"cpe23_uri":"cve5:vmware:fusion:10.x before 10.1.1:10.x before 10.1.1"},{"vendor_slug":"vmware","vendor_name":"VMware","product_slug":"fusion","product_name":"Fusion","version_start":"8.x before 8.5.10","version_start_inclusive":true,"version_end":"8.x before 8.5.10","version_end_inclusive":true,"cpe23_uri":"cve5:vmware:fusion:8.x before 8.5.10:8.x before 8.5.10"},{"vendor_slug":"vmware","vendor_name":"VMware","product_slug":"workstation-pro-player","product_name":"Workstation Pro / Player","version_start":"14.x before 14.1.1","version_start_inclusive":true,"version_end":"14.x before 14.1.1","version_end_inclusive":true,"cpe23_uri":"cve5:vmware:workstation-pro-player:14.x before 14.1.1:14.x before 14.1.1"},{"vendor_slug":"vmware","vendor_name":"VMware","product_slug":"workstation-pro-player","product_name":"Workstation Pro / Player","version_start":"12.x before 12.5.9","version_start_inclusive":true,"version_end":"12.x before 12.5.9","version_end_inclusive":true,"cpe23_uri":"cve5:vmware:workstation-pro-player:12.x before 12.5.9:12.x before 12.5.9"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.securitytracker.com/id/1040161","source_type":"MISC","tags":[]},{"url":"http://www.securityfocus.com/bid/102489","source_type":"MISC","tags":[]},{"url":"https://www.vmware.com/security/advisories/VMSA-2018-0005.html","source_type":"VENDOR_ADVISORY","tags":["advisory"]}],"timeline":[{"type":"published","at":"2018-01-11T14:00:00Z","label":"CVE published","source":null}]}