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AUSCERT External Security Bulletin Redistribution
FortiAP Bleeding Bit Vulnerability
16 April 2019
AusCERT Security Bulletin Summary
Operating System: Network Appliance
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
CVE Names: CVE-2018-16986
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FortiAP Bleeding Bit Vulnerability
IR Number : FG-IR-18-356
Date : Apr 10, 2019
Risk : 3/5
Impact : Execute unauthorized code or commands
CVE ID : CVE-2018-16986
Some FortiAP models are vulnerable to the Bleeding Bit Vulnerability
(CVE-2018-16986) present in the Texas Instruments WiFi chips.
Texas Instruments BLE-STACK v2.2.1 for SimpleLink CC2640 and CC2650 devices
allows remote attackers to execute arbitrary code via a malformed packet that
triggers a buffer overflow.
Execute unauthorized code or commands
Only the following FortiAP models are impacted:
FortiAP-S: FAP_S221E and FAP_S223E
FortiAP-W2: FAP_221E (Gen1/Gen2), FAP_222E and FAP_223E (Gen1/Gen2)
Other FortiAP models (including FAP-U/FAP-W2/FAP-S series) are not impacted.
MeruAP models are not impacted
Upgrade the impacted FortiAP-S/W2 models to 5.6.4 or 6.0.4
When the affected FortiAP-S/W2 models are managed by a FortiGate, enter the
following CLI commands to disable the BLE scanning feature:
config wireless-controller ble-profile
set ble-scanning disable (*disable is the default value)
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