{"cve":"CVE-2017-3800","nvd":{"published":"2017-01-26T07:59:00.513","modified":"2026-06-17T01:18:56.670","status":"Modified","description":"A vulnerability in the content scanning engine of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) could allow an unauthenticated, remote attacker to bypass configured message or content filters on the device. Affected Products: This vulnerability affects all releases prior to the first fixed release of Cisco AsyncOS Software for Cisco Email Security Appliances, both virtual and hardware appliances, if the software is configured to apply a message filter or content filter to incoming email attachments. The vulnerability is not limited to any specific rules or actions for a message filter or content filter. More Information: CSCuz16076. Known Affected Releases: 9.7.1-066 9.7.1-HP2-207 9.8.5-085. Known Fixed Releases: 10.0.1-083 10.0.1-087.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N","score":5.8},"cwes":["CWE-20"],"references":["http://www.securityfocus.com/bid/95637","http://www.securitytracker.com/id/1037656","https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-esa","http://www.securityfocus.com/bid/95637","http://www.securitytracker.com/id/1037656"],"products":["cisco:email_security_appliance"],"source":"nvd","synced_at":"2026-10-19T20:41:25.729257544+00:00"},"epss":{"cve":"CVE-2017-3800","score":0.01525,"percentile":0.74673,"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."]}