@RISK Newsletter for January 19, 2017
The consensus security vulnerability alert.
Vol. 17, Num. 03
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 2017-01-10 - 2017-01-17
TOP VULNERABILITY THIS WEEK: TOP VULNERABILITY THIS WEEK:
NOTABLE RECENT SECURITY ISSUES SELECTED BY THE TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP
Title: Oracle Releases Quarterly Patch Update for Supported Products
Description: Oracle has released its quarterly set of security advisories for the first quarter of 2017. This release contains fixes for 270 vulnerabilities, include 2 local vulnerabilities in Oracle Database Server, 27 vulnerabilities for MySQL Enterprise Monitor and Server, and 17 vulnerabilities in Java. Two of the vulnerabilities in Java are severe with a CVSS 3.0 score of 9.6 and could be remotely exploited without authentication.
Reference: http://www.oracle.com/technetwork/security-advisory/cpujan2017-2881727.html
Snort SID: 40773-40774, 41108-41109; Additional detection pending release of vulnerability information
Title: WordPress 4.7.1 Security and Maintenance Release
Description: WordPress has released a security and maintenance update for WordPress 4.7. This latest update addresses eight security issues with the most notable being the remote code execution flaw in PHPMailer, which was disclosed last month. Note that while WordPress appears to be have been unaffected, PHPMailer has been updated as a hardening measure. Other vulnerabilities that were patched include an information leak flaw, an pair of XSS flaws, a pair of CSRF flaws, fixes for default behavior, and weak cryptographic security for multisite activation key.
Reference: https://wordpress.org/news/2017/01/wordpress-4-7-1-security-and-maintenance-release/
Snort SID: Detection pending release of vulnerability information
INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY
The Line of Death
https://textslashplain.com/2017/01/14/the-line-of-death/
Google Infrastructure Security Design Overview
https://cloud.google.com/security/security-design/
Buggy Domain Validation Forces GoDaddy to Revoke Certs
https://threatpost.com/buggy-domain-validation-forces-godaddy-to-revoke-certs/123038/
Facebook ImageTragick Story
http://4lemon.ru/2017-01-17_facebook_imagetragick_remote_code_execution.html
Hardening Windows 10 with zero-day exploit mitigations
https://blogs.technet.microsoft.com/mmpc/2017/01/13/hardening-windows-10-with-zero-day-exploit-mitigations/
Practical Android Debugging Via KGDB
http://blog.trendmicro.com/trendlabs-security-intelligence/practical-android-debugging-via-kgdb/
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-2016-7200
Title: Microsoft Edge Scripting Engine Memory Corruption Code Execution Vulnerability
Vendor: Microsoft
Description: The Chakra JavaScript scripting engine in Microsoft Edge allows 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-2016-7201, CVE-2016-7202, CVE-2016-7203, CVE-2016-7208, CVE-2016-7240, CVE-2016-7242, and CVE-2016-7243.
CVSS v2 Base Score: 7.6 (AV:N/AC:H/Au:N/C:C/I:C/A:C)
ID: CVE-2016-7892 Title: Adobe Flash Player Use-After-Free Code Execution Vulnerability
Vendor: Adobe
Description: Remote exploitation of a use-after-free vulnerability in Adobe’s Flash Player could allow attackers to execute arbitrary code. Adobe is aware of a report that an exploit for CVE-2016-7892 exists in the wild, and is being used in limited targeted attacks.
CVSS v2 Base Score: 9.3 (AV:N/AC:M/Au:N/C:C/I:C/A:C)
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-2016-6366
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-2016-0189
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)
MOST PREVALENT MALWARE FILES 2017-01-10 - 2017-01-17 COMPILED BY TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP
COMPILED BY THE TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP
SHA 256: ae7327f36a659d01a85d4071a4570458ec03a05a6ce7d2f6d092fb46aff3e739
MD5: fa1f769475516b03881602d0824cae12
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: printerinstallerclientupdater.exe
Claimed Product: PrinterLogic Printer Client Updater
Detection Name: W32.AE7327F36A-95.SBX.TG
SHA 256: 2c031ea081992e5a0429d3c1c8cba2530c42dfba1081c16f48c01a9f2ef2774e
MD5: 32d51047d3cf9af2d83680b495ad32c9
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: EntNameRepair.exe
Claimed Product: “???????”
Detection Name: Auto.2C031EA081.tht.Talos
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: f9b8f7f285f811ee720cce7bccd98a421a26fb90dd7b022118d4b4e1f340036b
MD5: 0612402ad98c8c31cd6f2b914a419039
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: icxy.exe
Claimed Product: (none)
Detection Name: W32.AgentWDCR:Malwaregen.20cd.1201
SHA 256: fb87d53c5aed346c98a2ef6f0840f423ca0b6281eef1c606ee79a97b64dbc142
MD5: da408cef2fca99a51b4fb5afd37d6d18
VirusTotal: Additional information from antivirus scan analysis
Typical Filename: Documento n.002356-0048533.exe
Claimed Product: (none)
Detection Name: W32.FB87D53C5A-95.SBX.TG