CVE-2020-5824: Symantec Endpoint Protection

Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Symantec Endpoint Protection (SEP) and Symantec Endpoint Protection Small Business Edition (SEP SBE), prior to 14.2 RU2 MP1 and prior to 14.2.5569.2100 respectively, may be susceptible to a denial of service vulnerability, which is a type of issue whereby a threat actor attempts to tie up the resources of a resident application, thereby making certain functions unavailable.

Affected products

• Symantec Endpoint Protection: version 11.0 only; version 12.1 only; version 14.0.0 only; version 14.0.1 only; version 14.2 only; version 12.0 only

Published 2020-02-11. Last modified 2026-06-17.