CVE-2022-35240 json
BIG-IP Message Routing MQTT vulnerability CVE-2022-35240
published 2022-08-04 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-38132
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 56%
- public exploits
- 0
- none known
Summary
In BIG-IP Versions 16.1.x before 16.1.2.2, 15.1.x before 15.1.6.1, and 14.1.x before 14.1.5, when the Message Routing (MR) Message Queuing Telemetry Transport (MQTT) profile 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.
Patch / fix
- F5 BIG-IP 14.1.5, 15.1.6.1, 16.1.2.2
Exploit prediction
0.78% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
- F5 BIG-IP
Classification
- Weakness
-
- CWE-404 Improper Resource Shutdown or Release
References
-
support.f5.com
/csp/article/K28405643
vendor-advisory
Sources
- CVE List CVE-2022-35240
- NVD CVE-2022-35240
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