Resource exhaustion in BIG-IP - CVE-2025-54500
Published: August 14, 2025
Vulnerability identifier: #VU114086
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-54500
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when handling HTTP/2 requests. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
The vulnerability was dubbed HTTP/2 Made You Reset Attack.
Affected software
BIG-IP
BIG-IP Next CNF
BIG-IP Next SPK
BIG-IP Next for Kubernetes
BIG-IP Next CNF
BIG-IP Next SPK
BIG-IP Next for Kubernetes
How to mitigate CVE-2025-54500
Install updates from vendor's website.
BIG-IP - addressed in versions 16.1.6.0.27.3, 17.1.2.2.0.259.12, 17.5.1.0.80.7