Vulnerability of handshake traffic on Wi-Fi Protected Access II (WPA2)
Allied Telesis K.K.
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Wireless products have possibility of WPA2 vulnerability.
Wi-Fi Protected Access II (WPA2) contains multiple vulnerabilities.
Mainly they affect the WPA2 Client, however some vulnerabilities also related to the AP side.
2) Target Products
Wireless products (Including Partner Products)
MWS AP Series (since version 2.0.0)
2-2) Not Affected
TQ Series (All version)
Wireless products connected by using WPA2 possiblity of being attacked.
Attacks may include arbitrary packet decryption and injection, TCP connection hijacking, and so on.
These attacks will cause information leakage.
You can avoid this vulnerability with the following workarounds.
MWS AP Series
4-1) Disabling Fast Roaming
4-2) Firmware upgrade
On AT-MWS600AP, AT-MWS1750AP and AT-MWS2533AP,
this issue has fixed in version after 2.2.3.
On AT-MWS900AP it has fixed in version after 2.0.2.