CVE-2026-42937

published 2026-05-13

CVE-2026-42937: Incorrect permission assignment vulnerabilities exist in BIG-IP and BIG-IQ TMOS Shell (tmsh) arp and ndp commands, and in BIG-IP iControl REST. These…

high 7.1 CVSS 4.0

AV N AC L AT N PR L UI N VC H VI N VA N SC N SI N SA N E X CR X IR X AR X MAV X MAC X MAT X MPR X MUI X MVC X MVI X MVA X MSC X MSI X MSA X S X AU X R X V X RE X U X

Incorrect permission assignment vulnerabilities exist in BIG-IP and BIG-IQ TMOS Shell (tmsh) arp and ndp commands, and in BIG-IP iControl REST. These vulnerabilities may allow an authenticated attacker to view adjacent network information.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected

7 ranges

Vendor	Product	Version range	Fixed in
f5	big-ip	>= 16.1.0 < *	*
f5	big-ip	>= 17.1.0 < 17.1.3.2	17.1.3.2
f5	big-ip	>= 17.5.0 < 17.5.1.6	17.5.1.6
f5	big-ip	>= 21.0.0 < 21.0.0.2	21.0.0.2
f5	big-iq	—	—
f5	big-iq	>= 8.4.0 < *	*
f5	icontrol_rest	—	—

CWE-732