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CVE-2021-45821

8.8 · HIGH

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.

Published Mar 16, 2022CWE-89EPSS 2.67%

Overview

CVE-2021-45821 is a high-severity vulnerability. It was published on March 16, 2022 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refemaragkos.gr/infosec-adventures/xbtit-3-1-sql-njection/GitHubgithub.com/btiteam/xbtit-3.1/blob/master/ajaxchat/getHistoryChatData.phpGitHubgithub.com/btiteam/xbtit-3.1/issues/6Refemaragkos.gr/infosec-adventures/xbtit-3-1-sql-njection/GitHubgithub.com/btiteam/xbtit-3.1/blob/master/ajaxchat/getHistoryChatData.phpGitHubgithub.com/btiteam/xbtit-3.1/issues/6

How CyberStrike helps

Frequently asked questions

What is CVE-2021-45821?

CVE-2021-45821 is a high-severity vulnerability. It was published on March 16, 2022 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2021-45821?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-45821?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-45821?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-45821 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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