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CVE-2025-41433: BIG-IP SIP ALG profile vulnerability

7.5 CVSS

Description

When a Session Initiation Protocol (SIP) message routing framework (MRF) application layer gateway (ALG) profile is configured on a Message Routing virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Classification

CVE ID: CVE-2025-41433

CVSS Base Severity: HIGH

CVSS Base Score: 7.5

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem Types

CWE-476 NULL Pointer Dereference

Affected Products

Vendor: F5

Product: BIG-IP

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.12% (probability of being exploited)

EPSS Percentile: 31.28% (scored less or equal to compared to others)

EPSS Date: 2025-06-05 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-41433
https://my.f5.com/manage/s/article/K000140937

Timeline