{"schema":"threatline.record/2","record":{"id":"CVE-2018-0167","aliases":[],"summary":"Cisco IOS, XR, and XE Software Buffer Overflow Vulnerability","details":"There is a buffer overflow vulnerability in the Link Layer Discovery Protocol (LLDP) subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software which could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition or execute arbitrary code.","categories":["Operating systems"],"product":"IOS, XR, and XE Software","vendor":"Cisco","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2018-0167","source_modified_at":"2026-01-12T21:58:25.472Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Cisco IOS, IOS XE, and IOS XR","vendor":"n/a","versions":[{"status":"affected","version":"Cisco IOS, IOS XE, and IOS XR"}],"defaultStatus":null}],"fixed_versions":[],"cvss":8.8,"severity":"High","kev":{"listed":true,"date_added":"2022-03-03","due_date":"2022-03-17","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.03354,"percentile":0.88643,"score_date":"2026-10-23"},"published_at":"2018-03-28T22:00:00.000Z","modified_at":"2026-01-12T21:58:25.472Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2018-0167","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-01-12T21:58:25.472Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2018-0167","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-0167","source":"CISA KEV"},{"source":"CVE List","url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-lldp","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-107-03","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-107-04","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-107-05","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0167","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2024-11-08T17:25:01.571442Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-01-12T21:58:25.472Z","content_hash":"3e9c8429bcf2789c3457931ea4e403d73c761eb21491aee3d25bbfa6c8210330"}}