CVE-2022-29491 vulnerability in F5 Networks Products
Published on May 5, 2022
On F5 BIG-IP LTM, Advanced WAF, ASM, or APM 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5, 14.1.x versions prior to 14.1.4.6, and all versions of 13.1.x, 12.1.x, and 11.6.x, when a virtual server is configured with HTTP, TCP on one side (client/server), and DTLS on the other (server/client), undisclosed requests can cause the TMM process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
Vulnerability Analysis
CVE-2022-29491 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 high impact on availability.
Weakness Type
NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. NULL pointer dereference issues can occur through a number of flaws, including race conditions, and simple programming omissions.
Products Associated with CVE-2022-29491
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Affected Versions
F5 BIG-IP LTM, Advanced WAF, ASM, and APM:- Version 13.1.x is affected.
- Version 12.1.x is affected.
- Version 11.6.x is affected.
- Version 17.0.0 and below 17.0.x* is unaffected.
- Version 16.1.x and below 16.1.2.2 is affected.
- Version 15.1.x and below 15.1.5 is affected.
- Version 14.1.x and below 14.1.4.6 is affected.
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.