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@RISK Newsletter for October 20, 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. 42

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 2016-10-11 - 2016-10-18


TOP VULNERABILITY THIS WEEK: Cisco Releases Security Advisory for Authentication Bypass Vulnerability in Meeting Server Client


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-2016-0752
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-2016-4171
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-2016-0189
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 2016-10-11 - 2016-10-18:

COMPILED BY TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP
SHA 256: bf8a2c313e151bf0dee698b44e0a6a68b61d4df60698d6fa6fd3c6a051be33eb
MD5: fb90d7e5157863308721f943b18422ad
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: irs_3154733.doc
Claimed Product: N/A
Detection Name: W32.BF8A2C313E-100.SBX.TG

SHA 256: eec19ff3561e1c6c49d5e6fb84e2b8d5fe03155881c54a684d4f6338426d91b9
MD5: fd28597b65b906a67fa693944021c985
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: irs_0477371.doc
Claimed Product: N/A
Detection Name: W32.EEC19FF356-100.SBX.TG

SHA 256: 5b149517e3a7c9b682379d71e7d07758e1e2f4a2faec829dad34a3a1b0792fe6
MD5: 1c2141c94374c7240d6a985804755a4f
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: TeamViewer.exe
Claimed Product: “TeamViewer”
Detection Name: W32.5B149517E3-100.SBX.TG

SHA 256: 16cb8ef31aeab061b174950f88a41b80f51f90f8a019d8475e27cb3bf89526ca
MD5: 2c8af7d674875be0626312772156d35e
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: _20161017_22120.doc.zip
Claimed Product: N/A
Detection Name: W32.Auto:16cb8ef31a.in05.Talos

SHA 256: d825f328769066d6737535ebd8c7f10ad21b4c4781db33c5a1adef1ebc891e26
MD5: 0b8bb7a057b346e7679102244aaf1e57
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: invoice_07737716.doc
Claimed Product: N/A
Detection Name: W32.D825F32876-95.SBX.TG


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