CVE-2023-26512 Apache EventMesh RabbitMQ-Connector plugin allows RCE through deserialization of untrusted data

Critical 9.8 Published Updated

Attackers can achieve remote code execution by sending malicious RabbitMQ messages to the Apache EventMesh RabbitMQ-Connector plugin.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-26512?

CVE-2023-26512 is a critical unsafe deserialization vulnerability in Apache EventMesh (incubating) RabbitMQ connector, published on 17 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

CWE-502 Deserialization of Untrusted Data at the rabbitmq-connector plugin module in Apache EventMesh (incubating) V1.7.0\V1.8.0 on windows\linux\mac os e.g. platforms allows attackers to send controlled message and

remote code execute via rabbitmq messages. Users can use the code under the master branch in project repo to fix this issue, we will release the new version as soon as possible.

Weakness: CWE-502

Which versions are affected by CVE-2023-26512?

2 open source packages ship an affected version, including org.apache.eventmesh:eventmesh-connector-rabbitmq. It affects 1 product.

PackageAffectedFixed in
org.apache.eventmesh:eventmesh-connector-rabbitmq MavenFrom 1.7.0 to 1.8.0None
org.apache.eventmesh:eventmesh-connector-rabbitmq MavenFrom 1.7.0 to 1.8.0None

Products include Apache Eventmesh-Connector-Rabbitmq.

How do I fix CVE-2023-26512?

No fix has been published for CVE-2023-26512 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2023-26512 being exploited?

There is no known exploitation of CVE-2023-26512 in the wild and no public exploit code.

Sources

Also known as GHSA-fj8f-56wc-q36r.

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