Cyber Resilience

CVE-2022-31373

MediumPublic PoC

Published: 21 June 2022

Published
21 June 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0427 89.1th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-31373 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Contec Sv-Cpt-Mc310 Firmware. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 10.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

SolarView Compact version 6.0 contains a cross-site scripting vulnerability in the Solar_AiConf.php component, classified as CWE-79. The flaw received a CVSS 3.1 score of 6.1 reflecting network attack vector, low complexity, no required privileges, required user interaction, and changed scope with limited confidentiality and integrity impact.

An unauthenticated remote attacker can exploit the issue by supplying a crafted payload that executes in a victim's browser session, enabling limited unauthorized actions within the affected application context.

Public references consist of GitHub repositories that document the vulnerability. The associated EPSS score rose from a low baseline to a peak of 0.0797 before receding to its current value of 0.0427.

EU & UK References

Vulnerability details

SolarView Compact v6.0 was discovered to contain a cross-site scripting (XSS) vulnerability via the component Solar_AiConf.php.

CWE(s)

Related Threats

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

Affected Assets

contec
sv-cpt-mc310 firmware
6.0

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