BIG-IP LTM TCP AutoRecvWin CVE-2022-36795: Crash before 17.0.0.1
CVE-2022-36795 Published on October 19, 2022
BIG-IP software SYN cookies vulnerability CVE-2022-36795
In BIG-IP versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.1, 15.1.x before 15.1.7, and 14.1.x before 14.1.5.1, when an LTM TCP profile with Auto Receive Window Enabled is configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections.
Vulnerability Analysis
CVE-2022-36795 can be exploited 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 small impact on availability.
Weakness Type
Incorrect Calculation
The software performs a calculation that generates incorrect or unintended results that are later used in security-critical decisions or resource management. When software performs a security-critical calculation incorrectly, it might lead to incorrect resource allocations, incorrect privilege assignments, or failed comparisons among other things. Many of the direct results of an incorrect calculation can lead to even larger problems such as failed protection mechanisms or even arbitrary code execution.
Products Associated with CVE-2022-36795
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Affected Versions
F5 BIG-IP:- Version 17.0.x and below 17.0.0.1 is affected.
- Version 16.1.x and below 16.1.3.1 is affected.
- Version 15.1.x and below 15.1.7 is affected.
- Version 14.1.x and below 14.1.5.1 is affected.
- Version 13.1.0 and below 13.1.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.