CVE-2023-33284
CWE-502Published: June 7, 2023· Updated: Jun 17, 2026
Official Description
Marval MSM through 14.19.0.12476 and 15.0 has a Remote Code Execution vulnerability. A remote attacker authenticated as any user is able to execute code in context of the web server.
Technical Analysis
CVE-2023-33284 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.
From a weakness classification perspective (CWE-502): Insecure deserialization vulnerabilities allow attackers to inject malicious objects during deserialization, potentially enabling remote code execution.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-502)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-33284 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts