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@RISK Newsletter for May 12, 2016 The Consensus Security Vulnerability Alert

This is a weekly newsletter that provides in-depth analysis of the latest vulnerabilities with straightforward remediation advice. Qualys supplies a large part of the newly-discovered vulnerability content used in this newsletter.


@RISK: The Consensus Security Vulnerability Alert
Vol. 16, Num. 19

Providing a reliable, weekly summary of newly discovered attack vectors, vulnerabilities with active exploits, and explanations of how recent attacks worked.

Archived issues may be found at https://www.qualys.com/research/sans-at-risk/


CONTENTS:

NOTABLE RECENT SECURITY ISSUES
INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY
VULNERABILITIES FOR WHICH EXPLOITS ARE AVAILABLE
MOST PREVALENT MALWARE FILES 2016-05-03 - 2016-05-10


TOP VULNERABILITY THIS WEEK: Microsoft Releases Monthly Set of Security

Bulletins for May 2016


NOTABLE RECENT SECURITY ISSUES SELECTED BY THE TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

Title: Microsoft Releases Monthly Set of Security Bulletins for May 2016
Description: Microsoft has released their monthly set of security
bulletins to address many various security vulnerabilities that have
been identified in various products. This month’s release contains 16
bulletins addressing 33 vulnerabilities. Eight bulletins are rated
critical and address flaws in Edge, Internet Explorer, Office, Graphic
Components, VBScript, Windows Shell, and Adobe Flash Player. The
remaining bulletins are rated important and address vulnerabilities in
the Windows Kernel, IIS, Media Center, Hyper-V, .NET, and several other
Windows components.
Reference: https://technet.microsoft.com/en-us/library/security/ms16-may
Snort SID: 38759-38766, 38768-38783, 38785-38788, 38797-38798,
38801-38806, 38808-38817, 38828-38829, 38839-38842

Title: Adobe Released Security Advisory for Flash Player 0-day Under
Active Exploitation; Monthly Flash Bulletin Due May 12
Description: Adobe has released a security advisory, warning users of a
zero-day vulnerability (CVE-2016-4117) that is under active exploitation
in the wild. Users are advised to remove Flash Player from their
browsers to reduce the risk of compromise. In the event that users are
unable to uninstall Flash, it’s recommended that users disable Flash
Player or make it “click-to-play.” Adobe is targeting May 12 as the
release date for the bulletin to patch this and other Flash
vulnerabilities.
Reference: https://helpx.adobe.com/security/products/flash-player/apsa16-02.html
Snort SID: Detection pending

Title: WordPress Releases Security Update to Address SOME and XSS Flaws
Description: WordPress has released version 4.5.2. which is a security
update to address a pair of vulnerabilities. WordPress versions 4.5.1
and earlier are affected by a Same Origin Method Execution (SOME)
vulnerability within Plupload, a third-party library used by WordPress
to upload files, as well as a reflected XSS flaw which manifests by
using specially crafted URIs through MediaElement.js, a third-party
library used for media players. MediaElement.js and Plupload have
released updates fixing these issues. WordPress administrators are
encouraged to update their WordPress installation immediately.
Reference: https://wordpress.org/news/2016/05/wordpress-4-5-2/
Snort SID: Detection pending release of vulnerability information


INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY

Large Kovter digitally-signed malvertising campaign and MSRT cleanup release
https://blogs.technet.microsoft.com/mmpc/2016/05/10/large-kovter-digitally-signed-malvertising-campaign-and-msrt-cleanup-release/?

Phrack - Issue 69 Published and Released to the General Public
http://phrack.org/issues/69/1.html

Continued Meterpreter Development - Meterpreter Gets Powershell
Extension, Reverse Port Forwarding, and Named Pipe Pivoting
http://buffered.io/posts/continued-meterpreter-development/

Sneaker Bots - Stealing Your New Shoes
https://blog.perimeterx.com/sneaker-bots/

Poisoning the Well - Compromising GoDaddy Customer Support With Blind XSS
https://thehackerblog.com/poisoning-the-well-compromising-godaddy-customer-support-with-blind-xss/


RECENT VULNERABILITIES FOR WHICH EXPLOITS ARE AVAILABLE COMPILED BY THE QUALYS VULNERABILITY RESEARCH TEAM

This is a list of recent vulnerabilities for which exploits are
available. System administrators can use this list to help in
prioritization of their remediation activities. The Qualys Vulnerability
Research Team compiles this information based on various exploit
frameworks, exploit databases, exploit kits and monitoring of internet
activity.

ID: CVE-2016-3081
Title: Apache Struts Input Validation Remote Code Execution Vulnerability
Vendor: Apache Structs
Description: Apache Struts 2.x before 2.3.20.2, 2.3.24.x before
2.3.24.2, and 2.3.28.x before 2.3.28.1, when Dynamic Method Invocation
is enabled, allow remote attackers to execute arbitrary code via method:
prefix, related to chained expressions.
CVSS v2 Base Score: 9.3 (AV:N/AC:M/Au:N/C:C/I:C/A:C)

ID: CVE-2016-1019
Title: Adobe Flash Player Code Execution Vulnerability
Vendor: Adobe
Description: Adobe Flash Player 21.0.0.197 and earlier allows remote
attackers to cause a denial of service (application crash) or possibly
execute arbitrary code via unspecified vectors, as exploited in the wild
in April 2016.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2016-1010
Title: Adobe Flash Player Integer Overflow Code Execution Vulnerability
Vendor: Adobe
Description: Integer overflow in Adobe Flash Player before 18.0.0.333
and 19.x through 21.x before 21.0.0.182 on Windows and OS X and before
11.2.202.577 on Linux, Adobe AIR before 21.0.0.176, Adobe AIR SDK before
21.0.0.176, and Adobe AIR SDK & Compiler before 21.0.0.176 allows
attackers to execute arbitrary code via unspecified vectors, a different
vulnerability than CVE-2016-0963 and CVE-2016-0993.
CVSS v2 Base Score: 9.3 (AV:N/AC:M/Au:N/C:C/I:C/A:C)

ID: CVE-2016-1524
Title: NETGEAR Network Management System 300 Arbitrary File Upload Vulnerability
Vendor: Netgear
Description: Multiple unrestricted file upload vulnerabilities in
NETGEAR Management System NMS300 1.5.0.11 and earlier allow remote
attackers to execute arbitrary Java code by using (1) fileUpload.do or
(2) lib-1.0/external/flash/fileUpload.do to upload a JSP file, and then
accessing it via a direct request for a /null URI.
CVSS v2 Base Score: 9.3 (AV:N/AC:M/Au:N/C:C/I:C/A:C)

ID: CVE-2015-7755
Title: Juniper ScreenOS Multiple Security Issues
Vendor: Juniper
Description: Juniper ScreenOS 6.2.0r15 through 6.2.0r18, 6.3.0r12 before
6.3.0r12b, 6.3.0r13 before 6.3.0r13b, 6.3.0r14 before 6.3.0r14b,
6.3.0r15 before 6.3.0r15b, 6.3.0r16 before 6.3.0r16b, 6.3.0r17 before
6.3.0r17b, 6.3.0r18 before 6.3.0r18b, 6.3.0r19 before 6.3.0r19b, and
6.3.0r20 before 6.3.0r21 allows remote attackers to obtain
administrative access by entering an unspecified password during a (1)
SSH or (2) TELNET session.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2015-6132
Title: Microsoft Windows Library Loading Input Validation Remote Code
Execution Vulnerability
Vendor: Microsoft
Description: Microsoft Windows Vista SP2, Windows Server 2008 SP2 and
R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold
and R2, Windows RT Gold and 8.1, and Windows 10 Gold and 1511 mishandle
library loading, which allows local users to gain privileges via a
crafted application, aka “Windows Library Loading Remote Code Execution
Vulnerability.”
CVSS v2 Base Score: 7.2 (AV:L/AC:L/Au:N/C:C/I:C/A:C)


MOST PREVALENT MALWARE FILES 2016-05-03 - 2016-05-10 COMPILED BY TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

SHA 256: 0CBB5B8C054C7BD618F5A346F3A1943363573CA3AF19823F76D5FB53F558AC38
MD5: 8496ca93b98a8abc44a9b0bd00682394
VirusTotal:
https://www.virustotal.com/file/0CBB5B8C054C7BD618F5A346F3A1943363573CA3AF19823F76D5FB53F558AC38/analysis/#additional-info
Typical Filename: INVOICE_44216_cert.zip
Claimed Product: N/A
Detection Name: Auto.0CBB5B8C05.Docfile.tht.Talos

SHA 256: 7CB1EA71C373C890D7A1C2E38F57FA3A862332C14798E58A569529C49573073E
MD5: 9aec216b4ec4b379de224a13ca682379
VirusTotal:
https://www.virustotal.com/file/7CB1EA71C373C890D7A1C2E38F57FA3A862332C14798E58A569529C49573073E/analysis/#additional-info

Typical Filename: INVOICE_43102_info.zip
Claimed Product: N/A
Detection Name: Auto.7CB1EA71C3.Docfile.tht.Talos

SHA 256: 4205D56A46820C3C340854CE67A31F32EED8D6A7BBDD2C134BE4DA2BB6A77F76
MD5: 781a020ee3641da19fe4eba0fbab1444
VirusTotal:
https://www.virustotal.com/file/4205D56A46820C3C340854CE67A31F32EED8D6A7BBDD2C134BE4DA2BB6A77F76/analysis/#additional-info

Typical Filename: nwngb.exe
Claimed Product: (none)
Detection Name: Trojan:Sality-tpd

SHA 256: F9B8F7F285F811EE720CCE7BCCD98A421A26FB90DD7B022118D4B4E1F340036B
MD5: 0612402ad98c8c31cd6f2b914a419039
VirusTotal:
https://www.virustotal.com/file/F9B8F7F285F811EE720CCE7BCCD98A421A26FB90DD7B022118D4B4E1F340036B/analysis/#additional-info
Typical Filename: bdpyog.exe
Claimed Product: (none)
Detection Name: W32.Malware:Pramro.19di.1201

SHA 256: 244C5E105BF565E85962B8F137963644FDAE9D64BB55ADB34700F813A3495A75
MD5: 61395339c270735e254c8eb847cb0fbd
VirusTotal:
https://www.virustotal.com/file/244C5E105BF565E85962B8F137963644FDAE9D64BB55ADB34700F813A3495A75/analysis/#additional-info
Typical Filename: INVOICE5101.zip
Claimed Product: N/A
Detection Name: Auto.244C5E105B.Docfile.tht.Talos


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