CONTENTS:

NOTABLE RECENT SECURITY ISSUES
INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY
VULNERABILITIES FOR WHICH EXPLOITS ARE AVAILABLE
MOST PREVALENT MALWARE FILES 2016-11-01 - 2016-11-08

TOP VULNERABILITY THIS WEEK: Microsoft Releases Monthly Set of Security Bulletins for November 2016

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

Title: Microsoft Releases Monthly Set of Security Bulletins for November 2016
Description: Microsoft has released their monthly set of security bulletins for November 2016. In total, 14 bulletins address 67 vulnerabilities with 6 bulletins rated “critical” and 8 rated “Important”. Some of the vulnerabilities addressed in the latest round of patches affect Edge, Graphics Component, Internet Explorer, Video Control, Windows, Office, Virtual Hard Drive, and SQL Server.
Reference: https://technet.microsoft.com/en-us/library/security/ms16-nov
Snort SID: 40645-40694, 40701-40706, 40711-40726, 40729-40730

Title: Adobe Releases Security Updates for Flash Player
Description: Adobe has released a security bulletin for Flash Player in response to security flaws that have been identified. Adobe’s latest security update fixes 9 vulnerabilities with 4 of them type confusion flaws and the remaining 5 being use-after-free flaws. Users who require Flash Player for business operations are strongly encouraged to update to the latest versions of Flash Player. Users and organization who do not require Flash should consider uninstalling it to reduce the risk of compromise.
Reference: https://helpx.adobe.com/content/help/en/security/products/flash-player/apsb16-37.html
Snort SID: Detection pending release of vulnerability information

Title: Google Releases Monthly Security Bulletin for Android and Nexus Devices
Description: Google has released it’s monthly Android Security Bulletin for November 2016. This month’s release addresses 85 vulnerabilities in 15 different components of the mobile operating system. The most critical vulnerabilities addressed are a remote execution vulnerability in Mediaserver and a privilege escalation vulnerability in libzipfile. One special note is that Google has not yet fully patched CVE-2016-5195, a previously disclosed privilege escalation vulnerability dubbed “Dirty CoW”, in Android. Google has insteaded issued a supplemental patch for Nexus and Pixel devices that addresses CVE-2016-5195. CVE-2016-5195 will be patched in the December 2016 Security Bulletin.
Reference: https://source.android.com/security/bulletin/2016-11-01.html
Snort SID: Detection pending release of vulnerability information

INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY

Microsoft’s Enhanced Mitigation Experience Toolkit (EMET) to be EoL’d July 31, 2018
https://blogs.technet.microsoft.com/srd/2016/11/03/beyond-emet/

China Adopts Cybersecurity Law Despite Foreign Opposition
https://www.bloomberg.com/news/articles/2016-11-07/china-passes-cybersecurity-law-despite-strong-foreign-opposition?

Decrypting iCloud Authorization Tokens on macOS / OS X
https://github.com/manwhoami/MMeTokenDecrypt

X3DH: Extended Triple Diffie-Hellman Key Exchange Protocol
https://whispersystems.org/docs/specifications/x3dh/

Risk of Election Day Cyberattacks Low According To Experts
https://threatpost.com/risk-of-election-day-cyberattacks-low-according-to-experts/121833/

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-2016-5195
Title: Linux Kernel “MAP_PRIVATE COW” Privilege Escalation Vulnerability
Vendor: Kernel.Org
Description: A race condition vulnerability has been identified in the Linux Kernel. The Linux Kernel’s memory subsystem does not properly handle copy-on-write(COW) breakage of private read-only memory mappings. The vulnerability has been identified as “Dirty Cow.”
CVSS v2 Base Score: 6.6 (AV:L/AC:M/Au:S/C:C/I:C/A:C)

ID: CVE-2016-0752
Title: Ruby on Rails Input Validation Remote Code Execution Vulnerability
Vendor: rubyonrails.org
Description: Directory traversal vulnerability in Action View in Ruby on Rails before 3.2.22.1, 4.0.x and 4.1.x before 4.1.14.1, 4.2.x before 4.2.5.1, and 5.x before 5.0.0.beta1.1 allows remote attackers to read arbitrary files by leveraging an application’s unrestricted use of the render method and providing a .. (dot dot) in a pathname.
CVSS v2 Base Score: 5.0 (AV:N/AC:L/Au:N/C:P/I:N/A:N)

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-2015-2866
Title: Grandsteam GXV3611_HD camera SQL injection Vulnerability
Vendor: Grandstream Networks
Description: SQL injection vulnerability on the Grandstream GXV3611_HD camera with firmware before 1.0.3.9 beta allows remote attackers to execute arbitrary SQL commands by attempting to establish a TELNET session with a crafted username.
CVSS v2 Base Score: 7.5 (AV:N/AC:L/Au:N/C:P/I:P/A:P)

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-2016-0189
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)

MOST PREVALENT MALWARE FILES 2016-11-01 - 2016-11-08 COMPILED BY TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

SHA 256: 2e97ef42f24d6d8d53012c42029554061a7ab2537919e234f678c57fd4eccfd6
MD5: 88d60c264a9c3426c081a2cb56e3a879
VirusTotal:
https://www.virustotal.com/file/2e97ef42f24d6d8d53012c42029554061a7ab2537919e234f678c57fd4eccfd6/analysis/#additional-info
Typical Filename: order_336846246.doc
Claimed Product: N/A
Detection Name: W32.2E97EF42F2-100.SBX.TG

SHA 256: ae7327f36a659d01a85d4071a4570458ec03a05a6ce7d2f6d092fb46aff3e739
MD5: fa1f769475516b03881602d0824cae12
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: PrinterInstallerClientUpdater.exe
Claimed Product: (unknown)
Detection Name: W32.AE7327F36A-95.SBX.TG

SHA 256: bcffda040c93b743bca1a67128ec1f60595dc0b14655afd7949b6c779e0e997f
MD5: 2dbf779808d2ec3f5121891be9f4b1cf
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: helperamc
Claimed Product: “Advanced Mac Cleaner”
Detection Name: OSX.Variant:AMCZ.19if.1201

SHA 256: 4a15565e1a0a5acaab6e987785d44a6a28d31d18f7ee266d4bbf08002aa64eed
MD5: a215b91f7c4562a7be10e6fbe36d7aaf
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: gamestop.com_nov_subpoena.doc
Claimed Product: N/A
Detection Name: W32.4A15565E1A-100.SBX.TG

SHA 256: 17073a79dcaba276e4d71d64eff17e5258ed3153a0c0f93d6c810e1e2912e4cf
MD5: 7869d29080028fc8b1b47e9686680d63
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: appintegrator.exe
Claimed Product: “Mindspark Toolbar Platform for Internet Explorer”
Detection Name: W32.Adware.19km.1201