""ET ACTIVEX Ask.com Toolbar askBar.dll ActiveX ShortFormat Buffer Overflow Attempt""

SID: 2010921

Revision: 5

Class Type: web-application-attack

Metadata: affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2010_07_30, deployment Perimeter, confidence High, signature_severity Major, tag ActiveX, updated_at 2012_04_03

Reference:

Protocol: tcp

Source Network: $EXTERNAL_NET

Source Port: $HTTP_PORTS

Destination Network: $HOME_NET

Destination Port: any

Flow: established,to_client

Contents:

  • Value: "clsid"

  • Value: "5A074B2B-F830-49DE-A31B-5BB9D7F6B407"

  • Value: "ShortFormat"

Within:

PCRE: "/]classid\s=\s[\x22\x27]?\sclsid\s\x3a\s\x7B?\s*5A074B2B-F830-49DE-A31B-5BB9D7F6B407/si"

Special Options:

  • file_data

  • nocase

  • nocase

  • nocase

source