CVE-2023-40542 json
BIG-IP TCP Profile vulnerability
published 2023-10-10 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-45113
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.7%
- EPSS 0.7% chance of exploitation in 30 days, percentile 51%
- public exploits
- 0
- none known
Summary
When TCP Verified Accept is enabled on a TCP profile that 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 15.1.9, 16.1.4, 17.1.0
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 2 y ago
Exploit prediction
0.65% chance of exploitation in the next 30 days, higher than 51% 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 |
Affected products
- F5 BIG-IP
Classification
- Weakness
-
- CWE-770 Allocation of Resources Without Limits or Throttling
References
-
my.f5.com
/manage/s/article/K000134652
vendor-advisory
Sources
- CVE List CVE-2023-40542
- NVD CVE-2023-40542
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