CVE-2021-23038: XSS

Q: What is the severity of CVE-2021-23038?

CVE-2021-23038 has been categorized as a high severity vulnerability due to its potential for exploitation via stored cross-site scripting (XSS).

Q: How do I fix CVE-2021-23038?

To mitigate CVE-2021-23038, upgrade to F5 BIG-IP versions 16.0.1.2, 15.1.3.1, 14.1.4.2, 13.1.4.1, or 12.1.6 or later.

Q: What software is affected by CVE-2021-23038?

CVE-2021-23038 affects multiple F5 BIG-IP products including Access Policy Manager, Advanced Firewall Manager, and Application Security Manager across specified versions.

Q: What type of vulnerability is CVE-2021-23038?

CVE-2021-23038 is a stored cross-site scripting (XSS) vulnerability that allows an attacker to execute arbitrary JavaScript in the context of a victim's browser.

Q: Can exploitation of CVE-2021-23038 lead to data theft?

Yes, successful exploitation of CVE-2021-23038 could allow attackers to steal sensitive information or perform actions on behalf of affected users.

Published Sep 14, 2021

Updated

On version 16.0.x before 16.0.1.2, 15.1.x before 15.1.3.1, 14.1.x before 14.1.4.2, 13.1.x before 13.1.4.1, and all versions of 12.1.x, a stored 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.

Affected Software

55 affected components

F5 BIG-IP Access Policy Manager>=12.1.0<=12.1.6

F5 BIG-IP Access Policy Manager>=13.1.0<13.1.4.1

F5 BIG-IP Access Policy Manager>=14.1.0<14.1.4.2

F5 BIG-IP Access Policy Manager>=15.1.0<15.1.3.1

F5 BIG-IP Access Policy Manager>=16.0.0<16.0.1.2

F5 BIG-IP Advanced Firewall Manager>=12.1.0<=12.1.6

F5 BIG-IP Advanced Firewall Manager>=13.1.0<13.1.4.1

F5 BIG-IP Advanced Firewall Manager>=14.1.0<14.1.4.2

F5 BIG-IP Advanced Firewall Manager>=15.1.0<15.1.3.1

F5 BIG-IP Advanced Firewall Manager>=16.0.0<16.0.1.2

F5 BIG-IP Analytics>=12.1.0<=12.1.6

F5 BIG-IP Analytics>=13.1.0<13.1.4.1

F5 BIG-IP Analytics>=14.1.0<14.1.4.2

F5 BIG-IP Analytics>=15.1.0<15.1.3.1

F5 BIG-IP Analytics>=16.0.0<16.0.1.2

F5 Big-ip Application Acceleration Manager>=12.1.0<=12.1.6

F5 Big-ip Application Acceleration Manager>=13.1.0<13.1.4.1

F5 Big-ip Application Acceleration Manager>=14.1.0<14.1.4.2

F5 Big-ip Application Acceleration Manager>=15.1.0<15.1.3.1

F5 Big-ip Application Acceleration Manager>=16.0.0<16.0.1.2

F5 BIG-IP Application Security Manager>=12.1.0<=12.1.6

F5 BIG-IP Application Security Manager>=13.1.0<13.1.4.1

F5 BIG-IP Application Security Manager>=14.1.0<14.1.4.2

F5 BIG-IP Application Security Manager>=15.1.0<15.1.3.1

F5 BIG-IP Application Security Manager>=16.0.0<16.0.1.2

F5 Big-ip Domain Name System>=12.1.0<=12.1.6

F5 Big-ip Domain Name System>=13.1.0<13.1.4.1

F5 Big-ip Domain Name System>=14.1.0<14.1.4.2

F5 Big-ip Domain Name System>=15.1.0<15.1.3.1

F5 Big-ip Domain Name System>=16.0.0<16.0.1.2

F5 Big-ip Fraud Protection Service>=12.1.0<=12.1.6

F5 Big-ip Fraud Protection Service>=13.1.0<13.1.4.1

F5 Big-ip Fraud Protection Service>=14.1.0<14.1.4.2

F5 Big-ip Fraud Protection Service>=15.1.0<15.1.3.1

F5 Big-ip Fraud Protection Service>=16.0.0<16.0.1.2

F5 Big-ip Global Traffic Manager>=12.1.0<=12.1.6

F5 Big-ip Global Traffic Manager>=13.1.0<13.1.4.1

F5 Big-ip Global Traffic Manager>=14.1.0<14.1.4.2

F5 Big-ip Global Traffic Manager>=15.1.0<15.1.3.1

F5 Big-ip Global Traffic Manager>=16.0.0<16.0.1.2

F5 Big-ip Link Controller>=12.1.0<=12.1.6

F5 Big-ip Link Controller>=13.1.0<13.1.4.1

F5 Big-ip Link Controller>=14.1.0<14.1.4.2

F5 Big-ip Link Controller>=15.1.0<15.1.3.1

F5 Big-ip Link Controller>=16.0.0<16.0.1.2

F5 Big-ip Local Traffic Manager>=12.1.0<=12.1.6

F5 Big-ip Local Traffic Manager>=13.1.0<13.1.4.1

F5 Big-ip Local Traffic Manager>=14.1.0<14.1.4.2

F5 Big-ip Local Traffic Manager>=15.1.0<15.1.3.1

F5 Big-ip Local Traffic Manager>=16.0.0<16.0.1.2

F5 Big-ip Policy Enforcement Manager>=12.1.0<=12.1.6

F5 Big-ip Policy Enforcement Manager>=13.1.0<13.1.4

F5 Big-ip Policy Enforcement Manager>=14.1.0<14.1.4

F5 Big-ip Policy Enforcement Manager>=15.1.0<15.1.3

F5 Big-ip Policy Enforcement Manager>=16.0.0<16.1.0

Event History

Sep 14, 2021

CVE Published

via MITRE·05:26 PM

Data Sourced

via MITRE·05:26 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2021-23038?

CVE-2021-23038 has been categorized as a high severity vulnerability due to its potential for exploitation via stored cross-site scripting (XSS).

How do I fix CVE-2021-23038?

To mitigate CVE-2021-23038, upgrade to F5 BIG-IP versions 16.0.1.2, 15.1.3.1, 14.1.4.2, 13.1.4.1, or 12.1.6 or later.

What software is affected by CVE-2021-23038?