Home/CVE/When a stateless virtual server is configured on BIG-IP system with a High-Speed Bridge (HSB), undisclosed requests can
CVE

CVE-2024-39778

When a stateless virtual server is configured on BIG-IP system with a High-Speed Bridge (HSB), undisclosed requests can

When a stateless virtual server is configured on BIG-IP system with a High-Speed Bridge (HSB), undisclosed requests can cause TMM to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

HIGH · CVSS 7.5 EPSS 0.00572
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

60
f5 big-ip access policy manager>= 15.1.0 and <= 15.1.1
f5 big-ip access policy manager>= 16.1.0 and < 16.1.5
f5 big-ip access policy managerall versions
f5 big-ip advanced firewall manager>= 15.1.0 and <= 15.1.1
f5 big-ip advanced firewall manager>= 16.1.0 and < 16.1.5
f5 big-ip advanced firewall managerall versions
f5 big-ip advanced web application firewall>= 15.1.0 and <= 15.1.1
f5 big-ip advanced web application firewall>= 16.1.0 and < 16.1.5
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · f5sirt@f5.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Aug 2024 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://my.f5.com/manage/s/article/K05710614Vendor Advisory
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