Is CVE-2023-31177 in the CISA KEV catalog?

No. CVE-2023-31177 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-31177?

CVE-2023-31177 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2023-31177?

CVE-2023-31177 has an EPSS score of 0.48% (38th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-31177?

Upgrade sel-451 firmware to r325-v3 or later.

CVE & CISA-KEV Catalog

CVE-2023-31177

MEDIUM

4.3

CVSS v3

NVD

Description

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 dated 20230830 for more details.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

sel-451 firmwareNVD

Affected:>= r325-v0, < r325-v3Fixed in:r325-v3CVE-2023-31177derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L

Exploit Intelligence

0.48%probability of exploitation in 30 days

38thpercentile

Low risk: more likely to be exploited than 38% of all known CVEs.

References

Vendor Advisory1

selinc.com

Third-Party Advisory1

nozominetworks.com

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.