CVE-2021-23016: Medium severity F5 BIG-IP Access Policy Manager vulnerability

Published May 10, 2021
·
Updated

On BIG-IP APM versions 15.1.x before 15.1.3, 14.1.x before 14.1.4.1, 13.1.x before 13.1.4, and all versions of 16.0.x, 12.1.x, and 11.6.x, an attacker may be able to bypass APM's internal restrictions and retrieve static content that is hosted within APM by sending specifically crafted requests to an APM Virtual Server. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected Software

6 affected components
F5 BIG-IP Access Policy Manager>=11.6.1<=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<14.1.4.1
F5 BIG-IP Access Policy Manager>=15.1.0<15.1.3
F5 BIG-IP Access Policy Manager>=16.0.0<=16.0.1

Event History

May 10, 2021
CVE Published
via MITRE·02:44 PM
Data Sourced
via MITRE·02:44 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2021-23016?

CVE-2021-23016 has a medium severity rating, indicating a moderate risk level for exploitation.

2

How do I fix CVE-2021-23016?

To fix CVE-2021-23016, you should upgrade to a patched version of F5 BIG-IP APM, specifically versions 15.1.3 or later for the 15.x series.

3

Which versions of F5 BIG-IP APM are affected by CVE-2021-23016?

CVE-2021-23016 affects BIG-IP APM versions 15.1.x before 15.1.3, 14.1.x before 14.1.4.1, 13.1.x before 13.1.4, and all versions of 16.0.x, 12.1.x, and 11.6.x.

4

What type of vulnerability is CVE-2021-23016?

CVE-2021-23016 is a security vulnerability that allows attackers to bypass internal restrictions and access static content hosted within APM.

5

What are the potential impacts of CVE-2021-23016?

Exploitation of CVE-2021-23016 could lead to unauthorized access to sensitive information stored in static content within the F5 BIG-IP APM.

Contact

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