CVE-2020-5939: f5 big-ip_access_policy_manager
Vulnerability summary
CVE-2020-5939 is a high (CVSS 7.5) vulnerability in f5 big-ip_access_policy_manager. EPSS estimates a 1.01% chance of exploitation in the next 30 days, higher than 62.8% of scored vulnerabilities.
Timeline
- 05-11-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
In versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.3, 15.0.0-15.0.1.3, 14.1.0-14.1.2.6, and 13.1.0-13.1.3.4, BIG-IP Virtual Edition (VE) systems on VMware, with an Intel-based 85299 Network Interface Controller (NIC) card and Single Root I/O Virtualization (SR-IOV) enabled on vSphere, may fail and leave the Traffic Management Microkernel (TMM) in a state where it cannot transmit traffic.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
1.01%
Chance of exploitation in the next 30 days
Percentile
63%
Versus all other CVEs
30-day change
0.00 pp
From 1.01% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
F514 products
- big-ip_access_policy_manager≥ 13.1.0, ≤ 13.1.3 | ≥ 14.1.0, < 14.1.2.7 | ≥ 15.1.0, < 15.1.0.4 | ≥ 16.0.0, < 16.0.1
- big-ip_advanced_firewall_manager≥ 13.1.0, ≤ 13.1.3 | ≥ 14.1.0, < 14.1.2.7 | ≥ 15.1.0, < 15.1.0.4 | ≥ 16.0.0, < 16.0.1
- big-ip_advanced_web_application_firewall≥ 13.1.0, ≤ 13.1.3 | ≥ 14.1.0, < 14.1.2.7 | > 15.1.0, < 15.1.0.4 | ≥ 16.0.0, < 16.0.1
- big-ip_analytics≥ 13.1.0, ≤ 13.1.3 | ≥ 14.1.0, < 14.1.2.7 | ≥ 15.1.0, < 15.1.0.4 | ≥ 16.0.0, < 16.0.1
- big-ip_application_acceleration_manager≥ 13.1.0, ≤ 13.1.3 | ≥ 14.1.0, < 14.1.2.7 | ≥ 15.1.0, < 15.1.0.4 | ≥ 16.0.0, < 16.0.1
1 vendor · 14 products