CVE-2023-31151
Improper Certificate Validation
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Improper Certificate Validation
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.
- Record
CVE-2023-31151- CVSS 3.1
- 4.7 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
EUVDEUVD-2023-35467
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.
- Record
EUVD-2023-35467- CVSS 3.1
- 4.7 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-vhfp-m358-h5g3
An Improper Certificate Validation vulnerability in the Schweitzer Engineering Laboratories...
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.
- Record
GHSA-vhfp-m358-h5g3- CVSS 3.1
- 4.7 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-295
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2023-31151- CVSS 3.1
- 4.7 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N - 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 - Weakness
- CWE-295
- Updated
- 2026-11-02
Affected products
- schweitzer engineering laboratories sel-2241 rtac module
- schweitzer engineering laboratories sel-3350
- schweitzer engineering laboratories sel-3505
- schweitzer engineering laboratories sel-3505-3
- schweitzer engineering laboratories sel-3530
- schweitzer engineering laboratories sel-3530-4
- schweitzer engineering laboratories sel-3532
- schweitzer engineering laboratories sel-3555
- schweitzer engineering laboratories sel-3560e
- schweitzer engineering laboratories sel-3560s
- selinc sel-2241 rtac module firmware
- selinc sel-3350 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-31151 is a medium vulnerability (CVSS 4.7) in Schweitzer Engineering Laboratories Sel-2241 Rtac Module, published May 10, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 15th percentile. No source names a fixed version.