BIG-IP LTM Normalization Crash in <16.1.3.1, <15.1.6.1, <14.1.5, 13.1.x
CVE-2022-34862 Published on August 4, 2022
TMM vulnerability CVE-2022-34862
In BIG-IP Versions 16.1.x before 16.1.3.1, 15.1.x before 15.1.6.1, 14.1.x before 14.1.5, and all versions of 13.1.x, when an LTM virtual server is configured to perform normalization, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Vulnerability Analysis
CVE-2022-34862 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.
Weakness Type
What is an Infinite Loop Vulnerability?
The program contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop. If the loop can be influenced by an attacker, this weakness could allow attackers to consume excessive resources such as CPU or memory.
CVE-2022-34862 has been classified to as an Infinite Loop vulnerability or weakness.
Products Associated with CVE-2022-34862
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Affected Versions
F5 BIG-IP:- Version 13.1.0 and below 13.1.x* is affected.
- Version 14.1.x and below 14.1.5 is affected.
- Version 15.1.x and below 15.1.6.1 is affected.
- Version 16.1.x and below 16.1.3.1 is affected.
- Version 17.0.0 and below 17.0.x* is unaffected.
Exploit Probability
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.