Vigil@nce: Messenger, sensitive information recovery via ActiveX
August 2008 by Vigil@nce
SYNTHESIS
An attacker can create a malicious webpage in order to recover
information in order to usurp victim’s identity.
Gravity: 3/4
Consequences: privileged access/rights, data reading
Provenance: document
Means of attack: no proof of concept, no attack
Ability of attacker: expert (4/4)
Confidence: confirmed by the editor (5/5)
Diffusion of the vulnerable configuration: high (3/3)
Creation date: 13/08/2008
Identifier: VIGILANCE-VUL-8024
IMPACTED PRODUCTS
– Microsoft Windows 2000 [confidential versions]
– Microsoft Windows 2003 [confidential versions]
– Microsoft Windows XP [confidential versions]
DESCRIPTION
Microsoft Messenger can implement ActiveX controller.
A malicious webpage exploiting "Messenger.UIAutomation.1" ActiveX
can interact with the Messenger client to:
– recover status of a user
– obtain information on a contact
– initiate audio and video sessions without user autorisation
– usurp victim’s identity
An attacker can therefore recover information which can be used to
usurp victim’s identity.
CHARACTERISTICS
Identifiers: 955702, CVE-2008-0082, MS08-050, VIGILANCE-VUL-8024