CVE-2020-5852: f5 big-ip
Vulnerability summary
CVE-2020-5852 is a high (CVSS 7.5) vulnerability in f5 big-ip. EPSS estimates a 1.20% chance of exploitation in the next 30 days, higher than 67.9% of scored vulnerabilities.
Timeline
- 14-01-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Undisclosed traffic patterns received may cause a disruption of service to the Traffic Management Microkernel (TMM). This vulnerability affects TMM through a virtual server configured with a FastL4 profile. Traffic processing is disrupted while TMM restarts. This issue only impacts specific engineering hotfixes. NOTE: This vulnerability does not affect any of the BIG-IP major, minor or maintenance releases you obtained from downloads.f5.com. The affected Engineering Hotfix builds are as follows: Hotfix-BIGIP-14.1.2.1.0.83.4-ENG Hotfix-BIGIP-12.1.4.1.0.97.6-ENG Hotfix-BIGIP-11.5.4.2.74.291-HF2
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
1.20%
Chance of exploitation in the next 30 days
Percentile
68%
Versus all other CVEs
30-day change
0.00 pp
From 1.20% 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-ipHotfix-BIGIP-14.1.2.1.0.83.4-ENG | Hotfix-BIGIP-12.1.4.1.0.97.6-ENG | Hotfix-BIGIP-11.5.4.2.74.291-HF2
- big-ip_access_policy_manager11.5.4.2.74.291 | 12.1.4.1.0.97.6 | 14.1.2.1.0.83.4
- big-ip_advanced_firewall_manager11.5.4.2.74.291 | 12.1.4.1.0.97.6 | 14.1.2.1.0.83.4
- big-ip_analytics11.5.4.2.74.291 | 12.1.4.1.0.97.6 | 14.1.2.1.0.83.4
- big-ip_application_acceleration_manager11.5.4.2.74.291 | 12.1.4.1.0.97.6 | 14.1.2.1.0.83.4
1 vendor · 14 products