How severe is CVE-2023-31152?

CVE-2023-31152 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-31152 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-31152?

CVE-2023-31152 primarily affects Selinc Sel-2241 Rtac Module Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-31152?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-31152 published?

CVE-2023-31152 was published on 2023-05-10 and last updated on 2026-06-17.

CVE-2023-31152

CVE-2023-31152 is a medium-severity vulnerability in Selinc Sel-2241 Rtac Module Firmware with a CVSS 3.x base score of 4.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Medium (CVSS 3.x base score 4.0)
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Selinc Sel-2241 Rtac Module Firmware
Published: 2023-05-10
Last modified: 2026-06-17

Description

An Authentication Bypass Using an Alternate Path or Channel vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller (SEL RTAC) Web Interface allows Authentication Bypass. See SEL Service Bulletin dated 2022-11-15 for more details.

Frequently asked questions

What is CVE-2023-31152?: An Authentication Bypass Using an Alternate Path or Channel vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller (SEL RTAC) Web Interface allows Authentication Bypass. See SEL Service Bulletin dated 2022-11-15 for more details.
How severe is CVE-2023-31152?: CVE-2023-31152 has a CVSS 3.x base score of 4.0, rated medium severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-31152 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-31152?: CVE-2023-31152 primarily affects Selinc Sel-2241 Rtac Module Firmware. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-31152?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-31152 published?: CVE-2023-31152 was published on 2023-05-10 and last updated on 2026-06-17.

References

Affected products (10)

cpe:2.3:o:selinc:sel-2241_rtac_module_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:selinc:sel-3350_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:selinc:sel-3505_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:selinc:sel-3505-3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:selinc:sel-3530_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:selinc:sel-3530-4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:selinc:sel-3532_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:selinc:sel-3555_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:selinc:sel-3560e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:selinc:sel-3560s_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Selinc Sel-2241 Rtac Module Firmware

CVE-2023-31149 — Critical (CVSS 9.1): An Improper Input Validation vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller…
CVE-2023-31148 — Critical (CVSS 9.1): An Improper Input Validation vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller…
CVE-2023-31150 — High (CVSS 8.0): A Storing Passwords in a Recoverable Format vulnerability in the Schweitzer Engineering Laboratories Real-Time…
CVE-2023-2310 — Medium (CVSS 6.8): A Channel Accessible by Non-Endpoint vulnerability in the Schweitzer Engineering Laboratories SEL Real-Time Automation…
CVE-2023-31162 — Medium (CVSS 4.8): An Improper Input Validation vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller…
CVE-2023-31151 — Medium (CVSS 4.7): An Improper Certificate Validation vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation…

All CVEs affecting Selinc Sel-2241 Rtac Module Firmware →

Other CWE-287 (Improper Authentication) vulnerabilities

CVE-2026-45480 — Critical (CVSS 10.0): Improper authentication in Azure Active Directory allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-46389 — Critical (CVSS 10.0): UDS Identity Config builds the Keycloak configuration image (realm, plugins, theme, truststore, JARs) consumed by UDS…
CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →