{"cve":"CVE-2020-3343","nvd":{"published":"2020-05-22T06:15:10.667","modified":"2026-06-17T03:18:00.780","status":"Modified","description":"A vulnerability in Cisco AMP for Endpoints Linux Connector Software and Cisco AMP for Endpoints Mac Connector Software could allow an authenticated, local attacker to cause a buffer overflow on an affected device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted packet to an affected device. A successful exploit could allow the attacker to cause the Cisco AMP for Endpoints service to crash and restart.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-120","CWE-119"],"references":["https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-amp4elinux-h33dkrvb","https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-amp4elinux-h33dkrvb"],"products":["cisco:advanced_malware_protection_for_endpoints"],"source":"nvd","synced_at":"2026-10-19T21:05:42.039641217+00:00"},"epss":{"cve":"CVE-2020-3343","score":0.00334,"percentile":0.26804,"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."]}