CVE-2021-20736 SQL injection in GROWI

Critical 9.1 Published 22 Jun 2021 Updated 3 Aug 2024

Remote attackers can inject NoSQL queries to read or modify database information in the GROWI wiki platform.

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-2021-20736?

CVE-2021-20736 is a critical SQL injection vulnerability in WESEEK, Inc. GROWI, published on 22 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

NoSQL injection vulnerability in GROWI versions prior to v4.2.20 allows a remote attacker to obtain and/or alter the information stored in the database via unspecified vectors.

Weakness: CWE-74

Which versions are affected by CVE-2021-20736?

It affects 1 product.

Products include Weseek Growi.

How do I fix CVE-2021-20736?

No fix has been published for CVE-2021-20736 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-2021-20736 being exploited?

There is no known exploitation of CVE-2021-20736 in the wild and no public exploit code.

Sources

Also known as GHSA-wjfh-82xx-qrx6.