Cyber Resilience

CVE-2023-31177

Medium

Published: 30 November 2023

Published
30 November 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L
EPSS Score 0.0016 37.4th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-31177 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Selinc Sel-451 Firmware. Its CVSS base score is 4.3 (Medium).

Operationally, ranked at the 37.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in the Schweitzer Engineering Laboratories SEL-451 could allow an attacker to craft a link that could execute arbitrary code on a victim's system. See product Instruction Manual Appendix A…

more

dated 20230830 for more details.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

selinc
sel-451 firmware
r326-v0, r327-v0 · r315-v0 — r315-v4 · r316-v0 — r316-v4 · r317-v0 — r317-v4

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References