SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-43746

When running in Appliance mode, an authenticated user assigned the Administrator role may be able to bypass Appliance mode restrictions, utilizing BIG-IP external monitor on a BIG-IP system.

HIGH 8.7EPSS 0.43%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

When running in Appliance mode, an authenticated user assigned the Administrator role may be able to bypass Appliance mode restrictions, utilizing BIG-IP external monitor on a BIG-IP system.  A successful exploit can allow the attacker to cross a security boundary.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS 3.1
8.7 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
EPSS
0.43% probability · 37th percentile
CISA KEV
Not listed
Weakness
CWE-267
Affected
f5/big-ip access policy manager · f5/big-ip advanced firewall manager · f5/big-ip application security manager · f5/big-ip domain name system · f5/big-ip local traffic manager · f5/big-ip advanced web application firewall · f5/big-ip analytics · f5/big-ip application acceleration manager · f5/big-ip application visibility and reporting · f5/big-ip carrier-grade nat · f5/big-ip ddos hybrid defender · f5/big-ip fraud protection service · f5/big-ip global traffic manager · f5/big-ip link controller · f5/big-ip policy enforcement manager · f5/big-ip ssl orchestrator · f5/big-ip webaccelerator · f5/big-ip websafe
Source
f5sirt@f5.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.