CVE-2023-35839 Solon vulnerable to deserialization of untrusted data

Critical 9.8 Published Updated

Attackers can execute arbitrary code via crafted payloads in the sofa-hessian component of Solon due to a deserialization bypass.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2023-35839?

CVE-2023-35839 is a critical unsafe deserialization vulnerability in n/a, published on 19 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A bypass in the component sofa-hessian of Solon before v2.3.3 allows attackers to execute arbitrary code via providing crafted payload.

Weakness: CWE-502

Which versions are affected by CVE-2023-35839?

2 open source packages ship an affected version, including org.noear:solon. It affects 1 product.

PackageAffectedFixed in
org.noear:solon MavenAll versions2.3.3
org.noear:solon MavenAll versions2.3.3

Products include Solon Solon.

How do I fix CVE-2023-35839?

Upgrade org.noear:solon to 2.3.3 or later.

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

Is CVE-2023-35839 being exploited?

There is no known exploitation of CVE-2023-35839 in the wild and no public exploit code.

Sources

Also known as GHSA-7q8c-49f4-4c8q.

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