CVE-2022-21661: WordPress Core WP_Query SQL Injection Information Disclosure Vulnerability
First published: Thu Jan 06 2022(Updated: )
This vulnerability allows remote attackers to disclose sensitive information on affected installations of WordPress Core. Authentication is not required to exploit this vulnerability. The specific flaw exists within the WP_Query class. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise.
Credit: security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/wordpress | 5.0.15+dfsg1-0+deb10u1 5.0.19+dfsg1-0+deb10u1 5.7.8+dfsg1-0+deb11u2 6.1.1+dfsg1-1 6.3.1+dfsg1-1 | |
| WordPress Core | ||
| WordPress WordPress | <5.8.3 | |
| Fedoraproject Fedora | =34 | |
| Fedoraproject Fedora | =35 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Debian Debian Linux | =11.0 |
Remedy
https://github.com/WordPress/wordpress-develop/commit/17efac8c8ec64555eff5cf51a3eff81e06317214
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Reference Links
- https://wordpress.org/news/2022/01/wordpress-5-8-3-security-release/
- https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-6676-cqfm-gw84
- https://github.com/WordPress/wordpress-develop/commit/17efac8c8ec64555eff5cf51a3eff81e06317214
- https://hackerone.com/reports/1378209
- https://www.zerodayinitiative.com/blog/2022/1/18/cve-2021-21661-exposing-database-info-via-wordpress-sql-injection
- https://security-tracker.debian.org/tracker/CVE-2022-21661
- https://www.zerodayinitiative.com/advisories/ZDI-22-020/
- http://packetstormsecurity.com/files/165540/WordPress-Core-5.8.2-SQL-Injection.html
- https://lists.debian.org/debian-lts-announce/2022/01/msg00019.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CV4UNEC63UU5GEU47IIR4RMTZAHNEOJG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DM6XPH3JN6V4NF4WBOJTOXZIVE6VKKE3/
- https://www.debian.org/security/2022/dsa-5039
- https://www.exploit-db.com/exploits/50663
Frequently Asked Questions
What is CVE-2022-21661?
CVE-2022-21661 is a SQL Injection vulnerability in WordPress Core WP_Query that allows for information disclosure.
How does CVE-2022-21661 affect WordPress?
CVE-2022-21661 affects WordPress versions up to and including 5.8.3.
What is the severity of CVE-2022-21661?
CVE-2022-21661 has a severity rating of 7.5 (High).
How can I fix CVE-2022-21661?
To fix CVE-2022-21661, update your WordPress installation to version 5.8.4 or later.
Where can I find more information about CVE-2022-21661?
You can find more information about CVE-2022-21661 on the following websites: [Packet Storm Security](http://packetstormsecurity.com/files/165540/WordPress-Core-5.8.2-SQL-Injection.html), [GitHub commit](https://github.com/WordPress/wordpress-develop/commit/17efac8c8ec64555eff5cf51a3eff81e06317214), [WordPress security advisories](https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-6676-cqfm-gw84).
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- collector/zdi-advisory
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