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@RISK Newsletter for August 11, 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. 32

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 2016-08-02 - 2016-08-09


TOP VULNERABILITY THIS WEEK: Microsoft Releases Monthly Security Bulletins for August 2016


NOTABLE RECENT SECURITY ISSUES

SELECTED BY THE TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

Title: Microsoft Releases Monthly Security Bulletins for August 2016
Description: This month’s release contains 9 bulletins addressing 28 vulnerabilities. Five bulletins are rated Critical and address vulnerabilities in Internet Explorer, Edge, Windows Graphics Component, Microsoft Office, and the Windows PDF library. The remaining four bulletins are rated Important and address flaws in Windows Kernel-Mode Drivers, Secure Boot, Windows Authentication Methods, and ActiveSyncProvider.
Reference: https://technet.microsoft.com/en-us/library/security/ms16-aug
Snort SID: 39808-39829, 39831-39844

Title: Apple Released Critical Security Update for iOS Devices
Description: Apple has released a critical security update for iOS devices addressing CVE-2016-4654, a arbitrary code execution flaw in IOMobileFrameBuffer. Exploiting CVE-2016-4654 could allow an application to execute “arbitrary code with kernel privileges” and manifests due to improper handling of objects in memory. Users are advised to update their iOS devices as soon as possible.
Reference: https://support.apple.com/en-us/HT207026
Snort SID: Detection pending release of vulnerability information

Title: Hancom Patches Multiple Code Execution Flaws in Hangul Office
Description: Hancom has released a security update to address various arbitrary code execution flaws researchers at Cisco Talos have identified. Multiple vulnerabilities exist within Hancom Office Hcell and Hshow that can be exploited if a user opens a specifically crafted Hshow file (.hpt) or Hcell (.cell) file.
Reference: http://blog.talosintel.com/2016/08/hancom-office-vulnerabilities.html
Snort SID: 38856-38859, 38868-38869, 39049-39050, 39110-39111, 39757-39762


INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY

Research Papers and Presentations from Black Hat USA 2016
https://www.blackhat.com/us-16/briefings.html

Slides from DEF CON 2014 Presentations
https://media.defcon.org/DEF%20CON%2024/DEF%20CON%2024%20presentations/

Data Breach At Oracle’s MICROS Point-of-Sale Division
http://krebsonsecurity.com/2016/08/data-breach-at-oracles-micros-point-of-sale-division/

DARPA Cyber Grand Challenge Ends With Mayhem
http://www.eweek.com/security/darpa-cyber-grand-challenge-ends-with-mayhem.html

A Sneak Peek at Pokemon Go Application Forensics
http://digital-forensics.sans.org/blog/2016/08/09/a-sneak-peek-at-pokemon-go-application-forensics


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-2016-4171
Title: Adobe Flash Code Execution Vulnerability (APSA16-03)
Vendor: Adobe
Description: Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote attackers to execute arbitrary code via unknown vectors, as exploited in the wild in June 2016.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2016-0185
Title: Microsoft Windows Media Center Input Validation Remote Code Execution Vulneraiblity (MS16-059)
Vendor: Microsoft
Description: Media Center in Microsoft Windows Vista SP2, Windows 7 SP1, and Windows 8.1 allows remote attackers to execute arbitrary code via a crafted Media Center link (aka .mcl) file, aka “Windows Media Center Remote Code Execution Vulnerability.”
CVSS v2 Base Score: 9.3 (AV:N/AC:M/Au:N/C:C/I:C/A:C)

ID: CVE-2016-4117
Title: Adobe Flash Player Integer Overflow Code Execution Vulnerability (APSA16-02)
Vendor: Adobe
Description: Adobe Flash Player 21.0.0.226 and earlier allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in May 2016.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2016-0189
Title: Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability
Vendor: Microsoft
Description: The Microsoft (1) JScript 5.8 and (2) VBScript 5.7 and 5.8 engines, as used in Internet Explorer 9 through 11 and other products, allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka “Scripting Engine Memory Corruption Vulnerability,” a different vulnerability than CVE-2016-0187.
CVSS v2 Base Score: 7.6 (AV:N/AC:H/Au:N/C:C/I:C/A:C)

ID: CVE-2016-1287
Title: Cisco ASA Software IKEv1 and IKEv2 Buffer Overflow Vulnerability
Vendor: Cisco
Description: Buffer overflow in the IKEv1 and IKEv2 implementations in Cisco ASA Software before 8.4(7.30), 8.7 before 8.7(1.18), 9.0 before 9.0(4.38), 9.1 before 9.1(7), 9.2 before 9.2(4.5), 9.3 before 9.3(3.7), 9.4 before 9.4(2.4), and 9.5 before 9.5(2.2) on ASA 5500 devices, ASA 5500-X devices, ASA Services Module for Cisco Catalyst 6500 and Cisco 7600 devices, ASA 1000V devices, Adaptive Security Virtual Appliance (aka ASAv), Firepower 9300 ASA Security Module, and ISA 3000 devices allows remote attackers to execute arbitrary code or cause a denial of service (device reload) via crafted UDP packets, aka Bug IDs CSCux29978 and CSCux42019.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

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)


MOST PREVALENT MALWARE FILES 2016-08-02 - 2016-08-09:

COMPILED BY TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

SHA 256: BCFFDA040C93B743BCA1A67128EC1F60595DC0B14655AFD7949B6C779E0E997F
MD5: 2dbf779808d2ec3f5121891be9f4b1cf
VirusTotal: https://www.virustotal.com/file/BCFFDA040C93B743BCA1A67128EC1F60595DC0B14655AFD7949B6C779E0E997F/analysis/#additional-info
Typical Filename: helperamc
Claimed Product: (none)
Detection Name: OSX.Variant:AMCZ.19if.1201

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

SHA 256: 35364EEC4A1BCED57F333E09B63FBBC0D6FC2B3B624C519CC011E0C551D1EF9B
MD5: 898ab98f937478a42b3516119cc655fc
VirusTotal: https://www.virustotal.com/file/35364EEC4A1BCED57F333E09B63FBBC0D6FC2B3B624C519CC011E0C551D1EF9B/analysis/#additional-info
Typical Filename: UPS_invoice-08083JJA.docx
Claimed Product: N/A
Detection Name: W32.35364EEC4A-100.SBX.TG

SHA 256: CFBE18C008E3D281CF57B5520C32B5DDD121F1BDEAA5DA2916848B1B49CF1BFC
MD5: 2679e3e2dd6d2aa6fc669640d9e973f4
VirusTotal: https://www.virustotal.com/file/CFBE18C008E3D281CF57B5520C32B5DDD121F1BDEAA5DA2916848B1B49CF1BFC/analysis/#additional-info
Typical Filename: invoice_428421.doc
Claimed Product: N/A
Detection Name: W32.CFBE18C008-100.SBX.TG

SHA 256: 8897F94710F3CA65AF0E52F6E2B76E6319DD5FB0DD6AD0968F8ACC0D25EE783A
MD5: cc9e1075db0645f1032f8c4b4412deba
VirusTotal: https://www.virustotal.com/file/8897F94710F3CA65AF0E52F6E2B76E6319DD5FB0DD6AD0968F8ACC0D25EE783A/analysis/#additional-info
Typical Filename: trfawd.exe
Claimed Product: (none)
Detection Name: W32.Crypt:Rootkitgen.19iu.1201

Research
Sans At Risk
Week 32 2016


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