Cyber Resilience

CVE-2023-31161

Medium

Published: 10 May 2023

Published
10 May 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.9 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
EPSS Score 0.0046 64.4th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-31161 is a medium-severity Improper Input Validation (CWE-20) vulnerability in Selinc Sel-3350 Firmware. Its CVSS base score is 5.9 (Medium).

Operationally, ranked in the top 35.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An Improper Input Validation vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller (SEL RTAC) Web Interface could allow an authenticated remote attacker to use internal resources, allowing a variety of potential effects. See SEL Service Bulletin dated 2022-11-15 for…

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more details.

CWE(s)

Related Threats

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

Affected Assets

selinc
sel-3350 firmware
r148-v0 — r150-v2
selinc
sel-3532 firmware
r143-v0 — r150-v2
selinc
sel-3555 firmware
r143-v0 — r150-v2
selinc
sel-3560e firmware
r144-v2 — r150-v2
selinc
sel-3560s firmware
r144-v2 — r150-v2

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-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References