Cyber Resilience

CVE-2022-31885

CriticalPublic PoCRCE

Published: 28 June 2022

Published
28 June 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.3576 97.2th percentile
Risk Priority 41 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-31885 is a critical-severity OS Command Injection (CWE-78) vulnerability in Marvalglobal Marval Msm. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 2.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

Deeper analysis

Marval MSM version 14.19.0.12476 contains an OS command injection vulnerability (CWE-78) that stems from insecure handling of VBScripts. The flaw received a CVSS 3.1 score of 9.8, reflecting network attackability without authentication or user interaction and full impact on confidentiality, integrity, and availability.

An unauthenticated remote attacker can supply crafted input that results in arbitrary operating-system command execution on the affected MSM instance, enabling complete system compromise.

Public references include proof-of-concept material hosted on GitBook and Google Drive along with the vendor site, but no official patch or mitigation guidance is described in the available sources. The EPSS score has remained at 0.3576 from disclosure through the present measurement.

EU & UK References

Vulnerability details

Marval MSM v14.19.0.12476 is vulnerable to OS Command Injection due to the insecure handling of VBScripts.

CWE(s)

Related Threats

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

Affected Assets

marvalglobal
marval msm
14.19.0.12476

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-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References