How severe is CVE-2023-31158?

CVE-2023-31158 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-31158 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-31158?

CVE-2023-31158 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-2023-31158?

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

When was CVE-2023-31158 published?

CVE-2023-31158 was published on 2023-05-10 and last updated on 2026-06-17.

CVE-2023-31158

CVE-2023-31158 is a medium-severity vulnerability in Selinc Sel-2241 Rtac Module Firmware with a CVSS 3.x base score of 4.3. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Selinc Sel-2241 Rtac Module Firmware
Published: 2023-05-10
Last modified: 2026-06-17

Description

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller (SEL RTAC) Web Interface could allow a remote authenticated attacker to inject and execute arbitrary script code. See SEL Service Bulletin dated 2022-11-15 for more details.

Frequently asked questions

What is CVE-2023-31158?: An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller (SEL RTAC) Web Interface could allow a remote authenticated attacker to inject and execute arbitrary script code. See SEL Service Bulletin dated 2022-11-15 for more details.
How severe is CVE-2023-31158?: CVE-2023-31158 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-31158 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-31158?: CVE-2023-31158 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-2023-31158?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-31158 published?: CVE-2023-31158 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…

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