Vulnerability Description
The run_action function of the Facebook for WordPress plugin before 3.0.0 deserializes user supplied data making it possible for PHP objects to be supplied creating an Object Injection vulnerability. There was also a useable magic method in the plugin that could be used to achieve remote code execution.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| < 3.0.0 |
Related Weaknesses (CWE)
References
- https://wpscan.com/vulnerability/509f2754-a1a1-4142-9126-ae023a88533aExploitThird Party Advisory
- https://www.wordfence.com/blog/2021/03/two-vulnerabilities-patched-in-facebook-fExploitThird Party Advisory
- https://wpscan.com/vulnerability/509f2754-a1a1-4142-9126-ae023a88533aExploitThird Party Advisory
- https://www.wordfence.com/blog/2021/03/two-vulnerabilities-patched-in-facebook-fExploitThird Party Advisory
FAQ
What is CVE-2021-24217?
CVE-2021-24217 is a vulnerability with a CVSS score of 8.1 (HIGH). The run_action function of the Facebook for WordPress plugin before 3.0.0 deserializes user supplied data making it possible for PHP objects to be supplied creating an Object Injection vulnerability. ...
How severe is CVE-2021-24217?
CVE-2021-24217 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-24217?
Check the references section above for vendor advisories and patch information. Affected products include: Facebook Facebook.