What’s Vulnerable › Vulnerabilities

CVE-2020-5859

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-03-27 · updated 2026-06-17

Description

On BIG-IP 15.1.0.1, specially formatted HTTP/3 messages may cause TMM to produce a core file.

Affected products

• F5 BIG-IP APM: from 15.0.0 through 15.0.1.1
• BIG-IP: from 15.0.0 through 15.0.1.1
• F5 Big-Ip Analytics: from 15.0.0 through 15.0.1.1
• F5 Networks, Inc. BIG-IP (AAM): from 15.0.0 through 15.0.1.1
• BIG-IP ASM: from 15.0.0 through 15.0.1.1
• F5 BIG-IP DNS: from 15.0.0 through 15.0.1.1
• F5 Big-Ip Fraud Protection Service: from 15.0.0 through 15.0.1.1
• F5 Big-Ip Global Traffic Manager: from 15.0.0 through 15.0.1.1
• F5 Big-Ip Link Controller: from 15.0.0 through 15.0.1.1
• F5 BIG-IP (LTM): from 15.0.0 through 15.0.1.1
• F5 Networks, Inc. BIG-IP (PEM): from 15.0.0 through 15.0.1.1

References

• https://support.f5.com/csp/article/K61367237
• https://support.f5.com/csp/article/K61367237

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