Vulnerability Description
On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, 13.1.x before 13.1.3.5, and all 12.1.x versions, JSON parser function does not protect against out-of-bounds memory accesses or writes. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Access Policy Manager | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Advanced Firewall Manager | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Analytics | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Application Acceleration Manager | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Application Security Manager | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Domain Name System | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Fraud Protection Service | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Global Traffic Manager | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Link Controller | >= 12.1.0, <= 12.1.5 |
| F5 | Big-Ip Policy Enforcement Manager | >= 12.1.0, <= 12.1.5 |
Related Weaknesses (CWE)
References
- https://support.f5.com/csp/article/K13323323Vendor Advisory
- https://support.f5.com/csp/article/K13323323Vendor Advisory
FAQ
What is CVE-2021-22973?
CVE-2021-22973 is a vulnerability with a CVSS score of 7.5 (HIGH). On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, 13.1.x before 13.1.3.5, and all 12.1.x versions, JSON parser function does not protect against out-of-bounds mem...
How severe is CVE-2021-22973?
CVE-2021-22973 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-22973?
Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager.