CVE-2021-23043: Path Traversal

Published Sep 14, 2021
·
Updated

On BIG-IP, 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 directory traversal vulnerability exists in an undisclosed page of the BIG-IP Configuration utility that allows an attacker to access arbitrary files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected Software

66 affected components
F5 BIG-IP Access Policy Manager>=11.6.0<=11.6.5
F5 BIG-IP Access Policy Manager>=12.1.0<=12.1.6
F5 BIG-IP Access Policy Manager>=13.1.0<=13.1.4
F5 BIG-IP Access Policy Manager>=14.1.0<=14.1.4
F5 BIG-IP Access Policy Manager>=15.1.0<=15.1.3
F5 BIG-IP Access Policy Manager>=16.0.0<=16.1.0
F5 BIG-IP Advanced Firewall Manager>=11.6.0<=11.6.5
F5 BIG-IP Advanced Firewall Manager>=12.1.0<=12.1.6
F5 BIG-IP Advanced Firewall Manager>=13.1.0<=13.1.4
F5 BIG-IP Advanced Firewall Manager>=14.1.0<=14.1.4
F5 BIG-IP Advanced Firewall Manager>=15.1.0<=15.1.3
F5 BIG-IP Advanced Firewall Manager>=16.0.0<=16.1.0
F5 BIG-IP Analytics>=11.6.0<=11.6.5
F5 BIG-IP Analytics>=12.1.0<=12.1.6
F5 BIG-IP Analytics>=13.1.0<=13.1.4
F5 BIG-IP Analytics>=14.1.0<=14.1.4
F5 BIG-IP Analytics>=15.1.0<=15.1.3
F5 BIG-IP Analytics>=16.0.0<=16.1.0
F5 Big-ip Application Acceleration Manager>=11.6.0<=11.6.5
F5 Big-ip Application Acceleration Manager>=12.1.0<=12.1.6
F5 Big-ip Application Acceleration Manager>=13.1.0<=13.1.4
F5 Big-ip Application Acceleration Manager>=14.1.0<=14.1.4
F5 Big-ip Application Acceleration Manager>=15.1.0<=15.1.3
F5 Big-ip Application Acceleration Manager>=16.0.0<=16.1.0
F5 BIG-IP Application Security Manager>=11.6.0<=11.6.5
F5 BIG-IP Application Security Manager>=12.1.0<=12.1.6
F5 BIG-IP Application Security Manager>=13.1.0<=13.1.4
F5 BIG-IP Application Security Manager>=14.1.0<=14.1.4
F5 BIG-IP Application Security Manager>=15.1.0<=15.1.3
F5 BIG-IP Application Security Manager>=16.0.0<=16.1.0
F5 Big-ip Domain Name System>=11.6.0<=11.6.5
F5 Big-ip Domain Name System>=12.1.0<=12.1.6
F5 Big-ip Domain Name System>=13.1.0<=13.1.4
F5 Big-ip Domain Name System>=14.1.0<=14.1.4
F5 Big-ip Domain Name System>=15.1.0<=15.1.3
F5 Big-ip Domain Name System>=16.0.0<=16.1.0
F5 Big-ip Fraud Protection Service>=11.6.0<=11.6.5
F5 Big-ip Fraud Protection Service>=12.1.0<=12.1.6
F5 Big-ip Fraud Protection Service>=13.1.0<=13.1.4
F5 Big-ip Fraud Protection Service>=14.1.0<=14.1.4
F5 Big-ip Fraud Protection Service>=15.1.0<=15.1.3
F5 Big-ip Fraud Protection Service>=16.0.0<=16.1.0
F5 Big-ip Global Traffic Manager>=11.6.0<=11.6.5
F5 Big-ip Global Traffic Manager>=12.1.0<=12.1.6
F5 Big-ip Global Traffic Manager>=13.1.0<=13.1.4
F5 Big-ip Global Traffic Manager>=14.1.0<=14.1.4
F5 Big-ip Global Traffic Manager>=15.1.0<=15.1.3
F5 Big-ip Global Traffic Manager>=16.0.0<=16.1.0
F5 Big-ip Link Controller>=11.6.0<=11.6.5
F5 Big-ip Link Controller>=12.1.0<=12.1.6
F5 Big-ip Link Controller>=13.1.0<=13.1.4
F5 Big-ip Link Controller>=14.1.0<=14.1.4
F5 Big-ip Link Controller>=15.1.0<=15.1.3
F5 Big-ip Link Controller>=16.0.0<=16.1.0
F5 Big-ip Local Traffic Manager>=11.6.0<=11.6.5
F5 Big-ip Local Traffic Manager>=12.1.0<=12.1.6
F5 Big-ip Local Traffic Manager>=13.1.0<=13.1.4
F5 Big-ip Local Traffic Manager>=14.1.0<=14.1.4
F5 Big-ip Local Traffic Manager>=15.1.0<=15.1.3
F5 Big-ip Local Traffic Manager>=16.0.0<=16.1.0
F5 Big-ip Policy Enforcement Manager>=11.6.0<=11.6.5
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·02:23 PM
Data Sourced
via MITRE·02:23 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-23043?

CVE-2021-23043 is considered a critical vulnerability because it allows attackers to access arbitrary files on the affected systems.

2

How do I fix CVE-2021-23043?

To mitigate CVE-2021-23043, it is recommended to update to the latest version of the F5 BIG-IP software that addresses this vulnerability.

3

What versions are affected by CVE-2021-23043?

CVE-2021-23043 affects various versions of F5 BIG-IP including 16.1.x, 16.0.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, and 11.6.x.

4

Can CVE-2021-23043 be exploited remotely?

Yes, CVE-2021-23043 can be exploited remotely by an attacker with access to the BIG-IP Configuration utility.

5

What type of vulnerability is CVE-2021-23043?

CVE-2021-23043 is classified as a directory traversal vulnerability, allowing unauthorized access to files.

Company

Resources

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