description: On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, and 13.1.x versions prior to 13.1.5, on platforms with an ePVA and the pva.fwdaccel BigDB variable enabled, undisclosed requests to a virtual server with a FastL4 profile that has ePVA acceleration enabled can cause the Traffic Management Microkernel (TMM) process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated
problem types: CWE-190 Integer Overflow or Wraparound
affected:
{
product: BIG-IP
vendor: F5
versions:
status: unaffected, version: 12.1.x
status: unaffected, version: 11.6.x
lessThan: 17.0.x*, status: unaffected, version: 17.0.0, versionType: custom
lessThan: 16.1.2.2, status: affected, version: 16.1.x, versionType: custom
lessThan: 15.1.5.1, status: affected, version: 15.1.x, versionType: custom
lessThan: 14.1.4.6, status: affected, version: 14.1.x, versionType: custom
lessThan: 13.1.5, status: affected, version: 13.1.x, versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.1
]