{"cve":"CVE-2017-3804","nvd":{"published":"2017-01-26T07:59:00.623","modified":"2026-06-17T01:18:57.163","status":"Modified","description":"A vulnerability in Intermediate System-to-Intermediate System (IS-IS) protocol packet processing of Cisco Nexus 5000, 6000, and 7000 Series Switches software could allow an unauthenticated, adjacent attacker to cause a reload of the affected device. Switches in the FabricPath domain crash because of an __inst_001__isis_fabricpath hap reset when processing a crafted link-state packet. More Information: CSCvc45002. Known Affected Releases: 7.1(3)N1(2.1) 7.1(3)N1(3.12) 7.3(2)N1(0.296) 8.0(1)S2. Known Fixed Releases: 6.2(18)S11 7.0(3)I5(1.170) 7.0(3)I5(2) 7.1(4)N1(0.4) 7.1(4)N1(1b) 7.1(5)N1(0.986) 7.1(5)N1(1) 7.2(3)D1(0.8) 7.3(2)N1(0.304) 7.3(2)N1(1) 8.0(0.96)S0 8.0(1) 8.0(1)E1 8.0(1)S4 8.3(0)CV(0.788).","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H","score":6.1},"cwes":[],"references":["http://www.securityfocus.com/bid/95638","http://www.securitytracker.com/id/1037658","https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-nexus","http://www.securityfocus.com/bid/95638","http://www.securitytracker.com/id/1037658"],"products":["cisco:nx-os"],"source":"nvd","synced_at":"2026-10-19T20:41:25.729257544+00:00"},"epss":{"cve":"CVE-2017-3804","score":0.00631,"percentile":0.50274,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}