CVE-2022-38352 ThinkPHP deserialization vulnerability

Critical 9.8 Published 15 Sep 2022 Updated 3 Aug 2024

Attackers can execute arbitrary code in ThinkPHP via a deserialization vulnerability in the Flysystem cache component.

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-2022-38352?

CVE-2022-38352 is a critical unsafe deserialization vulnerability in n/a, published on 15 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

ThinkPHP v6.0.13 was discovered to contain a deserialization vulnerability via the component League\Flysystem\Cached\Storage\Psr6Cache. This vulnerability allows attackers to execute arbitrary code via a crafted payload.

Weakness: CWE-502

Which versions are affected by CVE-2022-38352?

2 open source packages ship an affected version, including topthink/framework. It affects 1 product.

Package	Affected	Fixed in
`topthink/framework` Packagist	All versions to `6.0.13`	None
`topthink/framework` Packagist	All versions to `6.0.13`	None

Products include Thinkphp Thinkphp.

How do I fix CVE-2022-38352?

No fix has been published for CVE-2022-38352 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-2022-38352 being exploited?

There is no known exploitation of CVE-2022-38352 in the wild and no public exploit code.

Sources

Also known as GHSA-qjjj-7g7h-54v3.