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CVE-2020-5926

High

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.

SeverityHigh
CVSS7.5
Exploit probability—
ProductF5 Big-ip Access Policy Manager
PublishedAug 26, 2020
First seenAug 26, 2020

How to fix

Update
  • f5 big-ip_access_policy_manager14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_advanced_firewall_manager14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_analytics14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_application_acceleration_manager14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_application_security_manager14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_domain_name_system14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_fraud_protection_service14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_global_traffic_manager14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_link_controller14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_local_traffic_manager14.1.2.7, 15.0.1.4, 15.1.0.5 or later
  • f5 big-ip_policy_enforcement_manager14.1.2.7, 15.0.1.4, 15.1.0.5 or later

Affected products

ProductAffected versionsFixed in
f5 big-ip_access_policy_manager14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_advanced_firewall_manager14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_analytics14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_application_acceleration_manager14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_application_security_manager14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_domain_name_system14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_fraud_protection_service14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_global_traffic_manager14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_link_controller14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_local_traffic_manager14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5
f5 big-ip_policy_enforcement_manager14.1.0 ≤ v < 14.1.2.7, 15.0.0 ≤ v < 15.0.1.4, 15.1.0 ≤ v < 15.1.0.514.1.2.7, 15.0.1.4, 15.1.0.5

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CVE-2020-5926 · F5 Big-ip Access Policy Manager · Dark Radar