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vulnerability alert CVE-2015-1643 CVE-2015-1644

Windows: two vulnerabilities of Impersonation

Synthesis of the vulnerability

An attacker can use several vulnerabilities of Windows.
Impacted systems: Windows 2003, Windows 2008 R0, Windows 2008 R2, Windows 2012, Windows 7, Windows 8, Windows RT, Windows Vista.
Severity of this alert: 2/4.
Consequences of an intrusion: administrator access/rights, privileged access/rights.
Pirate's origin: user shell.
Number of vulnerabilities in this bulletin: 2.
Creation date: 14/04/2015.
Références of this alert: 3049576, CERTFR-2015-AVI-156, CVE-2015-1643, CVE-2015-1644, MS15-038, VIGILANCE-VUL-16601.

Description of the vulnerability

Several vulnerabilities were announced in Windows.

An attacker can use an impersonation level in NtCreateTransactionManager, in order to escalate his privileges. [severity:2/4; CVE-2015-1643]

An attacker can use an impersonation level in a MS-DOS Device Name, in order to escalate his privileges. [severity:2/4; CVE-2015-1644]
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