Kaspersky Threats

Detect date

?

08/09/2016

Severity

?

Critical

Description

Multiple serious vulnerabilities have been found in Microsoft Windows. Malicious users can exploit these vulnerabilities to bypass security restrictions, execute arbitrary code, gain privileges or obtain sensitive information.

Below is a complete list of vulnerabilities

An improper embedded fonts handling can be exploited remotely via a specially designed content to execute arbitrary code;
An improper memory objects handling can be exploited by logged in attacker via a specially designed application to gain privileges;
An improper boot manager load can be exploited by administer-rights attacker or locally via a specially designed boot manager to bypass security restrictions;
An improper secure communication channel handling at Netlogon can be exploited from adjacent network via a specially designed application to gain privileges;
An improper password change handling at Kerberos can be exploited from adjacent network via man-in-the-middle attack to gain privileges;
An improper memory objects handling at Windows PDF library can be exploited remotely via a specially designed content to execute arbitrary code;
An improper secure connection handling at Universal Outlook can be exploited remotely to obtain sensitive information;

Technical details

To mitigate vulnerability №3 configure BitLocker to use Trusted Platform Module (TPM)+PIN protection or disable Secure Boot integrity protection of BitLocker

To mitigate vulnerability №6 remove Microsoft Edge from the PDF reader default file type association (for Windows 10 only)

Affected products

Microsoft Windows Vista Service Pack 2
Microsoft Windows Server 2008 Service Pack 2
Microsoft Windows 7 Service Pack 1
Microsof windows Server 2008 R2 Service Pack 1
Microsoft Windows 8.1
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2
Microsoft Windows RT 8.1
Microsoft Windows 10

Solution

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Original advisories

CVE-2016-3319
CVE-2016-3320
CVE-2016-3312
CVE-2016-3311
CVE-2016-3310
CVE-2016-3309
CVE-2016-3308
CVE-2016-3304
CVE-2016-3303
CVE-2016-3301
CVE-2016-3300
CVE-2016-3237

Impacts

?

ACE

[?]

OSI

[?]

SB

[?]

PE

[?]

Detect date ?	08/09/2016
Severity ?	Critical
Description	Multiple serious vulnerabilities have been found in Microsoft Windows. Malicious users can exploit these vulnerabilities to bypass security restrictions, execute arbitrary code, gain privileges or obtain sensitive information. Below is a complete list of vulnerabilities An improper embedded fonts handling can be exploited remotely via a specially designed content to execute arbitrary code; An improper memory objects handling can be exploited by logged in attacker via a specially designed application to gain privileges; An improper boot manager load can be exploited by administer-rights attacker or locally via a specially designed boot manager to bypass security restrictions; An improper secure communication channel handling at Netlogon can be exploited from adjacent network via a specially designed application to gain privileges; An improper password change handling at Kerberos can be exploited from adjacent network via man-in-the-middle attack to gain privileges; An improper memory objects handling at Windows PDF library can be exploited remotely via a specially designed content to execute arbitrary code; An improper secure connection handling at Universal Outlook can be exploited remotely to obtain sensitive information; Technical details To mitigate vulnerability №3 configure BitLocker to use Trusted Platform Module (TPM)+PIN protection or disable Secure Boot integrity protection of BitLocker To mitigate vulnerability №6 remove Microsoft Edge from the PDF reader default file type association (for Windows 10 only)
Affected products	Microsoft Windows Vista Service Pack 2 Microsoft Windows Server 2008 Service Pack 2 Microsoft Windows 7 Service Pack 1 Microsof windows Server 2008 R2 Service Pack 1 Microsoft Windows 8.1 Microsoft Windows Server 2012 Microsoft Windows Server 2012 R2 Microsoft Windows RT 8.1 Microsoft Windows 10
Solution	Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)
Original advisories	CVE-2016-3319 CVE-2016-3320 CVE-2016-3312 CVE-2016-3311 CVE-2016-3310 CVE-2016-3309 CVE-2016-3308 CVE-2016-3304 CVE-2016-3303 CVE-2016-3301 CVE-2016-3300 CVE-2016-3237
Impacts ?	ACE [?] OSI [?] SB [?] PE [?]
Related products	Microsoft Windows Microsoft Windows Vista Microsoft Windows Server 2012 Microsoft Windows 8 Microsoft Windows Server 2008 Windows RT Microsoft Windows 10
CVE-IDS ?	CVE-2016-33190.0Unknown CVE-2016-33200.0Unknown CVE-2016-33120.0Unknown CVE-2016-33110.0Unknown CVE-2016-33100.0Unknown CVE-2016-33090.0Unknown CVE-2016-33080.0Unknown CVE-2016-33040.0Unknown CVE-2016-33030.0Unknown CVE-2016-33010.0Unknown CVE-2016-33000.0Unknown CVE-2016-32370.0Unknown
Microsoft official advisories	Microsoft Security Update Guide
KB list	3175887 3176495 3176492 3176493 3177725 3178034 3172729 3177108 3192441 3194798 3192440 3185331 3185332 3192393 3192392 3167679
Exploitation	The following public exploits exists for this vulnerability: https://www.exploit-db.com/exploits/42960 https://www.exploit-db.com/exploits/40257 https://www.exploit-db.com/exploits/40256 https://www.exploit-db.com/exploits/40255 https://www.exploit-db.com/exploits/40409 Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.