BIG-IP ASM & ADV WAF Mem Util Leak in v17.0.x<17.0.0.2, v16.1.x<16.1.3.3
CVE-2023-23552 Published on February 1, 2023

BIG-IP Advanced WAF and ASM vulnerability
On versions 17.0.x before 17.0.0.2, 16.1.x before 16.1.3.3, 15.1.0 before 15.1.8, 14.1.x before 14.1.5.3, and all versions of 13.1.x, when a BIG-IP Advanced WAF or BIG-IP ASM security policy is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

NVD

Vulnerability Analysis

CVE-2023-23552 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

What is a Resource Exhaustion Vulnerability?

The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

CVE-2023-23552 has been classified to as a Resource Exhaustion vulnerability or weakness.


Products Associated with CVE-2023-23552

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F5 Networks Big Ip Application Security Manager
 
F5 Networks Big Ip Advanced Web Application Firewall
 

Affected Versions

F5 BIG-IP:

Exploit Probability

EPSS
63.34%
Percentile
98.37%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.