CVE-2015-6285: Cisco Email Security Appliance

Medium severity, CVSS 6.4. EPSS: 1.4% chance of exploitation in the next 30 days.

Format string vulnerability in Cisco Email Security Appliance (ESA) 7.6.0 and 8.0.0 allows remote attackers to cause a denial of service (memory overwrite or service outage) via format string specifiers in an HTTP request, aka Bug ID CSCug21497.

Affected products

• Cisco Email Security Appliance: version 7.6.0 only; version 8.0.0 only

Published 2015-09-14. Last modified 2026-06-17.