An issue was discovered on Samsung mobile devices with M(6.0) software. The S/MIME implementation in EAS uses DES (where 3DES is intended). The Samsung ID is SVE-2016-5871 (June 2016).
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
0.2% chance of exploitation in the next 30 days; higher than 12% of CVEs (scores of 2026-10-31)