CVE-2020-20120 SQL Injection in topthink/thinkphp

Critical 9.8 Published Updated

Attackers can execute arbitrary SQL commands via improper handling of array parameters in ThinkPHP framework methods.

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-2020-20120?

CVE-2020-20120 is a critical SQL injection vulnerability in n/a, published on 28 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

ThinkPHP v3.2.3 and below contains a SQL injection vulnerability which is triggered when the array is not passed to the "where" and "query" methods.

Weakness: CWE-89

Which versions are affected by CVE-2020-20120?

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

PackageAffectedFixed in
topthink/thinkphp PackagistAll versions to 3.2.3None
topthink/thinkphp PackagistAll versions to 3.2.3None

Products include Thinkphp Thinkphp.

How do I fix CVE-2020-20120?

No fix has been published for CVE-2020-20120 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2020-20120 being exploited?

There is no known exploitation of CVE-2020-20120 in the wild and no public exploit code.

Sources

Also known as GHSA-m7h5-fjjq-559f.

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