CVE-2020-27724: In BIG-IP APM versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, on systems…

PriorityP434medium6.5CVSS 3.1

AVNACLPRLUINSUCNINAH

EPSS

0.89%

55.2th percentile

In BIG-IP APM versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, 14.1.0-14.1.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, on systems running more than one TMM instance, authenticated VPN users may consume excessive resources by sending specially-crafted malicious traffic over the tunnel.

Affected

8 ranges

Vendor	Product	Version range	Fixed in
f5	big-ip_access_policy_manager	11.6.1 – 11.6.5	—
f5	big-ip_access_policy_manager	12.1.0 – 12.1.5	—
f5	big-ip_access_policy_manager	>= 13.1.0 < 13.1.3.5	13.1.3.5
f5	big-ip_access_policy_manager	>= 14.1.0 < 14.1.3.1	14.1.3.1
f5	big-ip_access_policy_manager	>= 15.0.0 < 15.0.1.4	15.0.1.4
f5	big-ip_access_policy_manager	>= 15.1.0 < 15.1.0.5	15.1.0.5
f5	big-ip_access_policy_manager	>= 16.0.0 < 16.0.1	16.0.1
f5	big-ip_apm	—	—

CVSS provenance

nvdv3.16.5MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:P

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