Cisco Talos (VRT) Update for Sourcefire 3D System

* Talos combines our security experts from TRAC, SecApps, and VRT teams.

Date: 2017-04-20

This SRU number: 2017-04-19-002
Previous SRU number: 2017-04-19-001

Applies to:

3D Sensor versions: 5.x
Cisco FireSIGHGT Management Center (formerly Defense Center) versions: 5.x

This SEU number: 1659
Previous SEU: 1658

Applies to:

3D Sensor Versions: 4.10
Cisco FireSIGHGT Management Center (formerly Defense Center) versions: 4.10

This is the complete list of rules added in SRU 2017-04-19-002 and SEU 1659.

The format of the file is:

GID - SID - Rule Group - Rule Message - Policy State

The Policy State refers to each default Sourcefire policy, Connectivity, Balanced and Security.

The default passive policy state is the same as the Balanced policy state with the exception of alert being used instead of drop.

Note: Unless stated explicitly, the rules are for the series of products listed above.

New Rules:

**High Priority**
GID	SID	Rule Group	Rule Message	Policy State
GID	SID	Rule Group	Rule Message	Con.	Bal.	Sec.
1	42292	INDICATOR-COMPROMISE	malicious javascript obfuscation detected	off	off	off
1	42294	OS-WINDOWS	Microsoft Windows SMBv1 WriteAndX and TransSecondaryRequest TotalDataCount out of bounds write attempt	off	off	drop
1	42296	FILE-PDF	Adobe Acrobat Reader malformed PRC file out of bounds read attempt	off	drop	drop
1	42297	FILE-PDF	Adobe Acrobat Reader malformed PRC file out of bounds read attempt	off	drop	drop
1	42298	FILE-PDF	Adobe PDF PPKLite security handler memory corruption vulnerability attempt	off	off	drop
1	42299	FILE-PDF	Adobe PDF PPKLite security handler memory corruption vulnerability attempt	off	off	drop
1	42300	SERVER-WEBAPP	SensorIP2 default credentials enumeration attempt	off	off	off
1	42301	MALWARE-CNC	Win.Trojan.Kuaibu inbound server configuration response	off	drop	drop
1	42302	MALWARE-CNC	Win.Trojan.Kuaibu outbound connection attempt	off	drop	drop
1	42303	MALWARE-CNC	Win.Trojan.Kuaibu outbound file download attempt	off	drop	drop
1	42304	FILE-OTHER	fwpuclnt dll-load exploit attempt	off	off	off
1	42305	FILE-OTHER	fwpuclnt dll-load exploit attempt	off	off	off
1	42307	FILE-PDF	Adobe Acrobat Reader malformed TTF out of bounds memory access attempt	off	off	off
1	42308	FILE-PDF	Adobe Acrobat Reader malformed TTF out of bounds memory access attempt	off	off	off
1	42309	FILE-PDF	Adobe Acrobat embedded JPEG2000 invalid header out of bounds memory access attempt	off	drop	drop
1	42310	FILE-PDF	Adobe Acrobat embedded JPEG2000 invalid header out of bounds memory access attempt	off	drop	drop
1	42311	FILE-PDF	Adobe Acrobat Reader malformed JP2K codestream out of bounds read attempt	off	off	drop
1	42312	FILE-PDF	Adobe Acrobat Reader malformed JP2K codestream out of bounds read attempt	off	off	drop

**Medium Priority**
GID	SID	Rule Group	Rule Message	Policy State
GID	SID	Rule Group	Rule Message	Con.	Bal.	Sec.
3	42293	PROTOCOL-VOIP	Cisco Unified Communications Manager SIP NOTIFY denial of service attempt	off	off	off
1	42295	SERVER-WEBAPP	Events HMI information disclosure attempt	off	off	off
1	42306	SERVER-WEBAPP	xArrow webserver denial of service attempt	off	off	off

Updated Rules:

Updated rules can be found at this link.