Prior to SEE v11.1.3MP1, Symantec Endpoint Encryption can be susceptible to a denial of service (DoS) attack, which is a type of attack whereby the perpetrator attempts to make a particular machine or network resource unavailable to its intended users by temporarily or indefinitely disrupting services of a specific host within a network.
Severity
CVSS 3.0
4.5 medium
CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS
0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-31)