CVE-2023-33496 xxl-rpc deserialization vulnerability
Attackers can execute arbitrary code by sending malicious serialized data to the xxl-rpc library's Netty decoder.
- 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-2023-33496?
CVE-2023-33496 is a critical unsafe deserialization vulnerability in n/a, published on 7 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
xxl-rpc v1.7.0 was discovered to contain a deserialization vulnerability via the component com.xxl.rpc.core.remoting.net.impl.netty.codec.NettyDecode#decode.
Weakness: CWE-502
Which versions are affected by CVE-2023-33496?
2 open source packages ship an affected version, including com.xuxueli:xxl-rpc-core. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
com.xuxueli:xxl-rpc-core Maven | All versions to 1.7.0 | None |
com.xuxueli:xxl-rpc-core Maven | All versions to 1.7.0 | None |
Products include Xxl-Rpc Project Xxl-Rpc.
How do I fix CVE-2023-33496?
No fix has been published for CVE-2023-33496 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-2023-33496 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-33496 exists.
Other vulnerabilities in n/a
Sources
Also known as GHSA-c29g-q3h3-mwcf.