CVE-2020-5938
MEDIUMBIG-IP <13.1.3.4, <12.1.5.2, <11.6.5.2 - Info Disclosure
Title source: llmDescription
On BIG-IP 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, when negotiating IPSec tunnels with configured, authenticated peers, the peer may negotiate a different key length than the BIG-IP configuration would otherwise allow.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.f5.com/csp/article/K76610106
Scores
CVSS v3
6.5
EPSS
0.0052
EPSS Percentile
40.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Details
CWE
CWE-326
Status
published
Products (14)
f5/big-ip_access_policy_manager
11.6.1 - 11.6.5.2
f5/big-ip_advanced_firewall_manager
11.6.1 - 11.6.5.2
f5/big-ip_advanced_web_application_firewall
11.6.1 - 11.6.5.2
f5/big-ip_analytics
11.6.1 - 11.6.5.2
f5/big-ip_application_acceleration_manager
11.6.1 - 11.6.5.2
f5/big-ip_application_security_manager
11.6.1 - 11.6.5.2
f5/big-ip_ddos_hybrid_defender
11.6.1 - 11.6.5.2
f5/big-ip_domain_name_system
11.6.1 - 11.6.5.2
f5/big-ip_fraud_protection_service
11.6.1 - 11.6.5.2
f5/big-ip_global_traffic_manager
11.6.1 - 11.6.5.2
... and 4 more
Published
Oct 29, 2020
Tracked Since
Feb 18, 2026