CVE-2021-45821 SQL injection in n/a

High 8.8 Published 16 Mar 2022 Updated 4 Aug 2024

A registered user can exploit blind SQL injection to extract sensitive data or achieve remote code execution on the Xbtit web server.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-45821?

CVE-2021-45821 is a high-severity SQL injection vulnerability in n/a, published on 16 Mar 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A blind SQL injection vulnerability exists in Xbtit 3.1 via the sid parameter in ajaxchat/getHistoryChatData.php file that is accessible by a registered user. As a result, a malicious user can extract sensitive data such as usernames and passwords and in some cases use this vulnerability in order to get a remote code execution on the remote web server.

Weakness: CWE-89

Which versions are affected by CVE-2021-45821?

It affects 1 product.

Products include Btiteam Xbtit.

How do I fix CVE-2021-45821?

No fix has been published for CVE-2021-45821 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-2021-45821 being exploited?

There is no known exploitation of CVE-2021-45821 in the wild and no public exploit code.

Sources

Also known as GHSA-69rw-gr4q-mrm6.