HTTP: Internet Explorer <BGSOUND> Tag NetBIOS Call
This signature detects attempts to exploit a known vulnerability in the BGSOUND tag in Microsoft Internet Explorer. Attackers can include a reference to a file located on a NetBIOS share in the SRC value of the BGSOUND tag to trick viewers using Internet Explorer into exposing their cleartext password or NTLMv1 challenge.
References
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3