Remote code execution in Apache ActiveMQ NMS OpenWire client

1) Deserialization of Untrusted Data

EUVDB-ID: #VU107897

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-29953

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

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

The vulnerability exists due to insecure input validation when performing connections to untrusted servers. A remote attacker can trick the client into connecting to a malicious server 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

ActiveMQ NMS OpenWire client: 1.0.0 - 2.1.1 rc1

CPE2.3

• cpe:2.3:a:apache_foundation:activemq_nms_openwire_client:1.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:activemq_nms_openwire_client:1.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:apache_foundation:activemq_nms_openwire_client:1.2.0:*:*:*:*:*:*:*

External links

https://www.openwall.com/lists/oss-security/2025/04/18/3
https://lists.apache.org/thread/vc1sj9y3056d3kkhcvrs9fyw5w8kpmlx
https://github.com/advisories/GHSA-9g64-r942-fvmp
https://github.com/apache/activemq-nms-openwire/commit/8944c41
https://issues.apache.org/jira/browse/AMQNET-844
https://www.zerodayinitiative.com/advisories/ZDI-25-266/

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.