CVE-2020-5926

HIGH

BIG-IP <15.1.0.4 - Memory Corruption

Title source: llm
STIX 2.1

Description

In BIG-IP versions 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, and 14.1.0-14.1.2.6, a BIG-IP virtual server with a Session Initiation Protocol (SIP) ALG profile, parsing SIP messages that contain a multi-part MIME payload with certain boundary strings can cause TMM to free memory to the wrong cache.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.f5.com/csp/article/K42830212

Scores

CVSS v3 7.5
EPSS 0.0083
EPSS Percentile 74.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-404
Status published
Products (11)
f5/big-ip_access_policy_manager 14.1.0 - 14.1.2.7
f5/big-ip_advanced_firewall_manager 14.1.0 - 14.1.2.7
f5/big-ip_analytics 14.1.0 - 14.1.2.7
f5/big-ip_application_acceleration_manager 14.1.0 - 14.1.2.7
f5/big-ip_application_security_manager 14.1.0 - 14.1.2.7
f5/big-ip_domain_name_system 14.1.0 - 14.1.2.7
f5/big-ip_fraud_protection_service 14.1.0 - 14.1.2.7
f5/big-ip_global_traffic_manager 14.1.0 - 14.1.2.7
f5/big-ip_link_controller 14.1.0 - 14.1.2.7
f5/big-ip_local_traffic_manager 14.1.0 - 14.1.2.7
... and 1 more
Published Aug 26, 2020
Tracked Since Feb 18, 2026