VULNERABILITY INTELLIGENCE
CVE-2020-5876
CVSS score8.1 HIGH
EPSS probability0.59%
CISA KEVNot currently listed
Published2020-04-30
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
On BIG-IP 15.0.0-15.0.1.3, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, a race condition exists where mcpd and other processes may make unencrypted connection attempts to a new configuration sync peer. The race condition can occur when changing the ConfigSync IP address of a peer, adding a new peer, or when the Traffic Management Microkernel (TMM) first starts up.
Weakness classification
- nvd@nist.gov: CWE-319
Primary references
- f5sirt@f5.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory