@RISK Newsletter for September 15, 2016
The consensus security vulnerability alert.
Vol. 16, Num. 37
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.
Archived issues may be found at the SANS @RISK Newletter Archive.
CONTENTS:
NOTABLE RECENT SECURITY ISSUES
INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY
VULNERABILITIES FOR WHICH EXPLOITS ARE AVAILABLE
MOST PREVALENT MALWARE FILES 2016-09-06 - 2016-09-13
TOP VULNERABILITY THIS WEEK: Microsoft Releases Monthly Security Bulletins for September 2016
NOTABLE RECENT SECURITY ISSUES SELECTED BY THE TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP
Title: Microsoft Releases Monthly Security Bulletins for September 2016
Description: Microsoft has released their monthly set of security bulletins to address vulnerabilities in various products. This month’s release contains 14 bulletins covering 50 vulnerabilities. Seven bulletins are considered “Critical” and address flaws in Internet Explorer, Microsoft Edge, Microsoft Graphics Component, Microsoft Exchange Server, Microsoft Office, OLE Automation for VBScript Scripting Engine, and the Adobe Flash Player. The remain seven bulletins are considered “Important” and impact Silverlight, Windows, Windows Kernel, Windows Lock Screen, Windows Secure Kernel Mode, Windows SMBv1 Server, and the Microsoft Windows PDF Library.
Reference: https://technet.microsoft.com/en-us/library/security/ms16-sep
Snort SID: 40129, 40146, 40035-40036, 40073-40080, 40082-40124, 40127-40128, 40132-40145, 40147-40150
Title: Adobe Releases Security Bulletin for Flash Player and Other Adobe Products
Description: Adobe has released a security bulletin for Flash Player to address 26 vulnerabilities. Adobe notes that these updates are “critical” as they could “potentially allow an attacker to take control of the affected system.” The Flash Player bulletin addresses an integer overflow flaw, use-after-free vulnerabilities, security bypass vulnerabilities, and other memory corruption flaws. Users are advised to update as soon as possible if they have Flash installed and require its use. Security updates for AIR SDK & Compiler and Adobe Digital Editions were also released.
Reference: https://helpx.adobe.com/content/help/en/security/products/flash-player/apsb16-29.html
https://helpx.adobe.com/security.html
Snort SID: 40151-40181
Title: WordPress Releases Security and Maintenance Update for Blog Platform
Description: WordPress has released a security and maintenance update for its blog platform, bring the latest version to 4.6.1. The update resolves two security issues: a “cross-site scripting vulnerability via image filename,” and a “path traversal vulnerability in the upgrade package uploader.” Web Masters, Site Administrators, and IT Departments should take note of these issues if they have a WordPress installation and to update them at their earliest convenience.
Reference: https://wordpress.org/news/2016/09/wordpress-4-6-1-security-and-maintenance-release/
Snort SID: Detection pending
Title: Apple Releases iOS 10; Addresses 7 Security Vulnerability in iOS
Description: Apple has release the latest version of its iOS mobile platform for iPhones, iPads, and iPod Touch devices. The latest iOS update contains fixes for 7 security vulnerabilities, including a fix for the iOS update process where the system “did not properly secure user communications” and could result in an attacker “block a device from receiving software updates.” The latest update makes it so iOS devices download updates over a TLS session. Other issues addressed in the new version of iOS include a fix for the iOS keyboard caching sensitive information and handling untrusted certificates. Users are advised to backup their devices before updating their iOS devices to the latest version.
Reference: https://support.apple.com/en-us/HT207143
Snort SID: Detection pending release of vulnerability information
INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY
Zepto ransomware now introduces new features to “better” encrypt your files
https://blog.avast.com/zepto-ransomware-now-introduces-new-features-to-better-encrypt-your-files
Neutrino EK’s Afraidgate pushed in malvertising attack
https://blog.malwarebytes.com/cybercrime/exploits/2016/09/neutrino-eks-afraidgate-pushed-in-malvertising-attack/
Congressional Report Slams OPM on Data Breach
http://krebsonsecurity.com/2016/09/congressional-report-slams-opm-on-data-breach/
Federal Judge: FBI’s Use of Malware to Hack Someone’s Computer is a ‘Search’
http://motherboard.vice.com/read/hacking-is-a-search-according-to-federal-judge
The Missing Piece - Sophisticated OS X Backdoor Discovered
https://securelist.com/blog/research/75990/the-missing-piece-sophisticated-os-x-backdoor-discovered/
FTC Panel Encourages Basic Security Hygiene to Counter Ransomware
https://threatpost.com/ftc-panel-encourages-basic-security-hygiene-to-counter-ransomware/120421/
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-2016-6366
Title: Cisco Adaptive Security Appliance SNMP Buffer Overflow Code Execution Vulnerability
Vendor: Cisco
Description: Buffer overflow in Cisco Adaptive Security Appliance (ASA) Software through 9.4.2.3 on ASA 5500, ASA 5500-X, ASA Services Module, ASA 1000V, ASAv, Firepower 9300 ASA Security Module, PIX, and FWSM devices allows remote authenticated users to execute arbitrary code via crafted IPv4 SNMP packets, aka Bug ID CSCva92151 or EXTRABACON.
CVSS v2 Base Score: 8.5 (AV:N/AC:M/Au:S/C:C/I:C/A:C)
ID: CVE-2016-1017
Title: Adobe Flash Player “AS2 LoadVars” Use-after-free Code Execution Vulnerability (APSA16-10)
Vendor: Adobe
Description: Use-after-free vulnerability in the LoadVars.decode function in Adobe Flash Player before 18.0.0.343 and 19.x through 21.x before 21.0.0.213 on Windows and OS X and before 11.2.202.616 on Linux allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2016-1011, CVE-2016-1013, CVE-2016-1016, and CVE-2016-1031.
CVSS v2 Base Score: 9.3 (AV:N/AC:M/Au:N/C:C/I:C/A:C)
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 2016-09-06 - 2016-09-13:
COMPILED BY TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP
SHA 256: 8F26A30A1FC71B7E9EB12E3B94317B7DD5827E2CBCFB3CD3FEB684AF6A73B4E6
MD5: 03cde68eac992e6240471029bd46fa5d
VirusTotal: https://www.virustotal.com/file/8F26A30A1FC71B7E9EB12E3B94317B7DD5827E2CBCFB3CD3FEB684AF6A73B4E6/analysis/#additional-info
Typical Filename: contract_63283.doc
Claimed Product: N/A
Detection Name: W32.8F26A30A1F-100.SBX.TG
SHA 256: 08FA5B11BDA8BE59B569B277FE72F2C41D747790C7C72D4A00A2A15E0D8B66F7
MD5: fc50e72038881ba759c2d297ecdcab3c
VirusTotal: https://www.virustotal.com/file/08FA5B11BDA8BE59B569B277FE72F2C41D747790C7C72D4A00A2A15E0D8B66F7/analysis/#additional-info
Typical Filename: contract_4547648053.doc
Claimed Product: N/A
Detection Name: W32.08FA5B11BD-100.SBX.TG
SHA 256: 90C35D520C98F9AF2FCF19F64EBC1E26400E196F6BD388D91F24A38D7E03FF2C
MD5: 0623958acc5c6dabb96b6d56d3f3dfca
VirusTotal: https://www.virustotal.com/file/90C35D520C98F9AF2FCF19F64EBC1E26400E196F6BD388D91F24A38D7E03FF2C/analysis/#additional-info
Typical Filename: vprot.exe
Claimed Product: VProtect Application
Detection Name: Auto.90C35D520C.RSU-1202.tht.Talos
SHA 256: F9B8F7F285F811EE720CCE7BCCD98A421A26FB90DD7B022118D4B4E1F340036B
MD5: 0612402ad98c8c31cd6f2b914a419039
VirusTotal: https://www.virustotal.com/file/F9B8F7F285F811EE720CCE7BCCD98A421A26FB90DD7B022118D4B4E1F340036B/analysis/#additional-info
Typical Filename: winciwux.exe
Claimed Product: (none)
Detection Name: W32.Malware:Pramro.19it.1201
SHA 256: 5D90E71DED74F744E01F30A80AE938B9259B298476C919E4014EF32A392A15C7
MD5: f108b4538360491d7421fe18edc1c5e8
VirusTotal: https://www.virustotal.com/file/5D90E71DED74F744E01F30A80AE938B9259B298476C919E4014EF32A392A15C7/analysis/#additional-info
Typical Filename: pinyinup.exe
Claimed Product: “???????”
Detection Name: W32.5D90E71DED-100.SBX.VIOC