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Vulnerability of Kaspersky Anti-Virus: four vulnerabilities

Synthesis of the vulnerability 

An attacker can use several vulnerabilities of Kaspersky Anti-Virus.
Impacted systems: Kaspersky AV.
Severity of this alert: 2/4.
Number of vulnerabilities in this bulletin: 4.
Creation date: 26/08/2016.
Références of this alert: CVE-2016-4304, CVE-2016-4305, CVE-2016-4306, CVE-2016-4307, TALOS-2016-0166, TALOS-2016-0167, TALOS-2016-0168, TALOS-2016-0169, VIGILANCE-VUL-20477.

Description of the vulnerability 

Several vulnerabilities were announced in Kaspersky Anti-Virus.

An attacker can trigger a fatal error in NtUserCreateWindowEx_HANDLER, in order to trigger a denial of service. [severity:1/4; CVE-2016-4304, TALOS-2016-0166]

An attacker can trigger a fatal error in NtUserCreateWindowEx_HANDLER, in order to trigger a denial of service. [severity:1/4; CVE-2016-4305, TALOS-2016-0167]

An attacker can force a read at an invalid address, in order to trigger a denial of service, or to obtain sensitive information. [severity:2/4; CVE-2016-4306, TALOS-2016-0168]

An attacker can force a read at an invalid address via a driver, in order to trigger a denial of service, or to obtain sensitive information. [severity:2/4; CVE-2016-4307, TALOS-2016-0169]
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This vulnerability note impacts software or systems such as Kaspersky AV.

Our Vigil@nce team determined that the severity of this cybersecurity vulnerability is medium.

The trust level is of type confirmed by the editor, with an origin of user shell.

This bulletin is about 4 vulnerabilities.

An attacker with a expert ability can exploit this computer threat note.

Solutions for this threat 

Kaspersky Anti-Virus: version 17.0.0.611 and modules.
The version 17.0.0.611 is fixed.
Automatically updated modules are fixed.
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