CVE-2025-20045 — NULL Pointer Dereference in F5 Big-ip Advanced WEB Application Firewall

CWE-476 — NULL Pointer Dereference4 documents4 sources
Severity
8.7HIGHNVD
EPSS
0.6%
top 31.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
22
F5 Big-ipF5 Big-ip Access Policy ManagerF5 Big-ip Advanced Firewall Manager+19 more
Timeline
PublishedFeb 5

Description

When SIP session Application Level Gateway mode (ALG) profile with Passthru Mode enabled and SIP router ALG profile are configured on a Message Routing type virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS vector

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

Affected Packages22 packages

▶NVDf5/big-ip_local_traffic_manager16.1.0 — 16.1.5+2
▶NVDf5/big-ip_global_traffic_manager16.1.0 — 16.1.5+2
▶NVDf5/big-ip_edge_gateway16.1.0 — 16.1.5+2

🔴Vulnerability Details

2
GHSA
GHSA-g7gf-f662-24xm: When SIP session Application Level Gateway mode (ALG) profile with Passthru Mode enabled and SIP router ALG profile are configured on a Message Routin↗2025-02-05
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CVEList
BIG-IP SIP MRF Vulnerability↗2025-02-05
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📋Vendor Advisories

1
F5
CVE-2025-20045: When SIP session Application Level Gateway mode (ALG) profile with Passthru Mode enabled and SIP router ALG profile a...↗2025-02-05
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CVE-2025-20045 — NULL Pointer Dereference in F5 | cvebase