The Java OpenWire protocol marshaller is vulnerable to Remote Code Execution. This vulnerability may allow a remote attacker with network access to either a Java-based OpenWire broker or client to run arbitrary shell commands by manipulating serialized class types in the OpenWire
The Java OpenWire protocol marshaller is vulnerable to Remote Code Execution. This vulnerability may allow a remote attacker with network access to either a Java-based OpenWire broker or client to run arbitrary shell commands by manipulating serialized class types in the OpenWire protocol to cause either the client or the broker (respectively) to instantiate any class on the classpath.
| Vendor | Product | Versions |
|---|---|---|
| Apache Software Foundation | Apache ActiveMQ | 5.18.0, 5.17.0, 5.16.0, 0 |
| Apache Software Foundation | Apache ActiveMQ Legacy OpenWire Module | 5.18.0, 5.17.0, 5.16.0, 5.8.0 |
Yes — actively exploited. Added to the CISA KEV catalog on 2023-11-02. Ransomware use: Known.
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
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No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.