#VU111036 Deserialization of Untrusted Data in Endpoint Encryption PolicyServer - CVE-2025-49213

Vulnerability identifier: #VU111036

Vulnerability risk: Critical

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Red]

CVE-ID: CVE-2025-49213

CWE-ID: CWE-502

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Endpoint Encryption PolicyServer
Server applications / IDS/IPS systems, Firewalls and proxy servers

Vendor: Trend Micro

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Endpoint Encryption PolicyServer: before 6.0.0.4013

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External links
https://success.trendmicro.com/en-US/solution/KA-0019928
https://www.zerodayinitiative.com/advisories/ZDI-25-370/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.