CRITICAL · 9.6

CVE-2021-23037

On all versions of 16.1.x, 16.0.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, and 11.6.x, a reflected cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility th...

Vulnerability Description

On all versions of 16.1.x, 16.0.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, and 11.6.x, a reflected cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility that allows an attacker to execute JavaScript in the context of the currently logged-in user. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS Score

9.6

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
F5Big-Ip Access Policy Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Advanced Firewall Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Analytics>= 11.6.0, <= 11.6.5
F5Big-Ip Application Acceleration Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Application Security Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Domain Name System>= 11.6.0, <= 11.6.5
F5Big-Ip Fraud Protection Service>= 11.6.0, <= 11.6.5
F5Big-Ip Global Traffic Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Link Controller>= 11.6.0, <= 11.6.5
F5Big-Ip Local Traffic Manager>= 11.6.0, <= 11.6.5
F5Big-Ip Policy Enforcement Manager>= 11.6.0, <= 11.6.5

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-23037?

CVE-2021-23037 is a vulnerability with a CVSS score of 9.6 (CRITICAL). On all versions of 16.1.x, 16.0.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, and 11.6.x, a reflected cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility th...

How severe is CVE-2021-23037?

CVE-2021-23037 has been rated CRITICAL with a CVSS base score of 9.6/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-23037?

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.