Medium (4.2) in selinc. EPSS 0.2% chance of exploitation in the next 30 days.
An Improper Certificate Validation vulnerability
in the Schweitzer Engineering Laboratories Real-Time Automation Controller (SEL RTAC) Web Interface
could allow a remote unauthenticated attacker to conduct a man-in-the-middle (MitM) attack.
See SEL Service Bulletin dated 2022-11-15 for more details.
Severity
CVSS 3.1
4.2 medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
EPSS
0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-31)