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Severity by source

NVD PRIMARY
8.7 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:40 vuln.today
CVE Published
May 07, 2025 - 22:15 nvd
HIGH 8.7

DescriptionCVE.org

When a BIG-IP HTTP/2 httprouter profile is configured on a virtual server, undisclosed responses can cause an increase in memory resource utilization.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

AnalysisAI

When a BIG-IP HTTP/2 httprouter profile is configured on a virtual server, undisclosed responses can cause an increase in memory resource utilization. Rated high severity (CVSS 8.7), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Allocation of Resources Without Limits (CWE-770), which allows attackers to exhaust system resources through uncontrolled allocation. When a BIG-IP HTTP/2 httprouter profile is configured on a virtual server, undisclosed responses can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Advanced Web Application Firewall, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Set resource limits, implement rate limiting, validate input sizes.

CVE-2023-44487 HIGH POC
7.5 Oct 10

Denial of service against HTTP/2 server implementations allows remote unauthenticated attackers to exhaust server resour

CVE-2025-53521 CRITICAL POC
9.3 Oct 15

F5 BIG-IP APM (Access Policy Manager) contains a remote code execution vulnerability triggered by specific malicious tra

CVE-2025-20029 HIGH
8.7 Feb 05

F5 BIG-IP contains an authenticated command injection in the iControl REST API and TMOS Shell (tmsh) save command. Authe

CVE-2023-46747 CRITICAL POC
9.8 Oct 26

Undisclosed requests may bypass configuration utility authentication, allowing an attacker with network access to the BI

CVE-2021-22986 CRITICAL POC
9.8 Mar 31

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, and 12.

CVE-2023-46748 HIGH POC
8.8 Oct 26

An authenticated SQL injection vulnerability exists in the BIG-IP Configuration utility which may allow an authenticated

CVE-2024-45844 HIGH POC
8.6 Oct 16

BIG-IP monitor functionality may allow an attacker to bypass access control restrictions, regardless of the port lockdow

CVE-2023-41373 CRITICAL
9.9 Oct 10

A directory traversal vulnerability exists in the BIG-IP Configuration Utility that may allow an authenticated attacker

CVE-2021-23031 CRITICAL
9.9 Sep 14

On version 16.0.x before 16.0.1.2, 15.1.x before 15.1.3, 14.1.x before 14.1.4.1, 13.1.x before 13.1.4, 12.1.x before 12.

CVE-2021-22987 CRITICAL
9.9 Mar 31

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, 12.1.x

CVE-2021-22991 CRITICAL
9.8 Mar 31

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, and 12.

CVE-2021-22992 CRITICAL
9.8 Mar 31

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, 12.1.x

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CVE-2025-36504 vulnerability details – vuln.today

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