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@RISK Newsletter for November 24, 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. 47

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 2016-11-15 - 2016-11-22


TOP VULNERABILITY THIS WEEK: NTP Project Release Security Advisory and Update for ntpd


NOTABLE RECENT SECURITY ISSUES

SELECTED BY THE TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

Title: NTP Project Release Security Advisory and Update for ntpd
Description: The NTP Project has released a security advisory and update for ntpd in response to several vulnerabilities that have been identified and responsibly disclosed. The latest update brings ntpd to ntp-4.2.8p9 and addresses 10 vulnerabilities, most of which are denial of service flaws that could crash ntpd or prevent the ntpd from synchronizing time correctly. Note that proof-of-concept exploit code for at least one vulnerability (CVE-2016-7434) is publically available.
Reference: http://support.ntp.org/bin/view/Main/SecurityNotice#Recent_Vulnerabilities
http://dumpco.re/cve-2016-7434/
Snort SID: Detection pending

Title: Drupal Releases Security Advisory for Four Vulnerabilities in Drupal Core
Description: Drupal has released a security advisory for Drupal Core in response to several vulnerabilities that have been identified. The advisory covers four vulnerabilities with the two most severe flaws rated “moderately critical”. One of the vulnerabilities (CVE-2016-9451) could allow external URLs to be injected into specific Drupal URLs while the other (CVE-2016-9452) flaw could allow a denial of service condition within the transliteration mechanism. Drupal has released a software update to address these vulnerabilities that affect Drupal core versions 7.51 and prior and well as 8.2.2 and prior.
Reference: https://www.drupal.org/SA-CORE-2016-005
Snort SID: Detection pending release of vulnerability information

Title: Admin Access Flaw Identified in Siemens-branded IP-based CCTV Cameras
Description: Vanderbilt Industries has released a software update in response to CVE-2016-9155, a severe vulnerability that has been identified in Siemens-branded IP-based CCTV cameras. CVE-2016-9155 is administrative access vulnerability in certain cameras that manifests if an attacker with “network access to the web server” sends specific requests and to the camera and obtains administrative access. Note that Vanderbilt Industries, which acquired the SIEMENS IP Cameras business in June 2015, has released a software update for affected camera models to address the vulnerability.
Reference: http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-284765.pdf
Snort SID: Detection pending release of vulnerability information


INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY

Sysmon v5.0 Released
https://technet.microsoft.com/en-us/sysinternals/sysmon

Sending Valid Phishing E-mails From Microsoft.com Domain by Using Office 365
https://www.utkusen.com/blog/sending-valid-phishing-emails-from-microsoftcom.html

Google, Microsoft Announces Deprecation Dates for SHA-1 Certificate Support in Chrome and IE/Edge
https://security.googleblog.com/2016/11/sha-1-certificates-in-chrome.html
https://blogs.windows.com/msedgedev/2016/11/18/countdown-to-sha-1-deprecation/

Nemucod downloader spread via Facebook
https://bartblaze.blogspot.com/2016/11/nemucod-downloader-spreading-via.html

Kryptowire Discovers Mobile Phone Malware That Transmits PII Without User Consent/Disclosure
http://www.kryptowire.com/adups_security_analysis.html

PoisonTap - siphons cookies, exposes internal router & installs web backdoor on locked computers
https://samy.pl/poisontap/


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 2016-11-15 - 2016-11-22:

COMPILED BY TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

SHA 256: ae7327f36a659d01a85d4071a4570458ec03a05a6ce7d2f6d092fb46aff3e739
MD5: fa1f769475516b03881602d0824cae12
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: printerinstallerclientupdater.exe
Claimed Product: Printer Installer Client Updater
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: 40328ca2cb70099a1ced1ca7324b473e8d5587c7be4244c6aea60d69f05472c5
MD5: 156bf48f0899c22c150f72722aa362de
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: FedEx.doc
Claimed Product: N/A
Detection Name: W32.40328CA2CB-100.SBX.TG

SHA 256: fc1f1845e47d4494a02407c524eb0e94b6484045adb783e90406367ae20a83ac
MD5: 1d4c5037912d96865c2b830fd8b0693b
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: lgm_bill84884.doc
Claimed Product: N/A
Detection Name: W32.FC1F1845E4-100.SBX.TG

SHA 256: 6254599eeb68e196e20fa3dc4cf528e50fce45dfe836b1df01af09c778489c61
MD5: d131fc77f12b8614dda6d44ba9b7870f
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: FEDEX.DOC
Claimed Product: N/A
Detection Name: W32.FC1F1845E4-100.SBX.TG


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