CONTENTS:

NOTABLE RECENT SECURITY ISSUES
INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY
VULNERABILITIES FOR WHICH EXPLOITS ARE AVAILABLE
MOST PREVALENT MALWARE FILES October 11 - 18, 2018
TOP VULNERABILITY THIS WEEK: Multiple vulnerabilities in Adobe products

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

Title: Adobe releases security updates for Frame Maker, Technical Communications Suite
Description: Adobe disclosed several vulnerabilities in a few of their products, including Technical Communications Suite, Digital Editions and Framemaker. Four of the bugs, all in Digital Editions, are rated as “critical.” An attacker could exploit these vulnerabilities to execute arbitrary code in the context of the current user.
Reference:

• https://helpx.adobe.com/security/products/techcommsuite/apsb18-38.html
• https://helpx.adobe.com/security/products/framemaker/apsb18-37.html
• https://helpx.adobe.com/security/products/experience-manager/apsb18-36.html
• https://helpx.adobe.com/security/products/Digital-Editions/apsb18-27.html

Snort SIDs: 44919, 44920, 45819 - 45821, 47682, 47683, 46260, 46261, 48107, 48108, 48074, 48075, 48100 - 48103, 48124, 48125, 48134, 48135

Title: Multiple bugs in Linksys E Series line of routers
Description: There are three bugs in the E Series line of Linksys wireless routers that could allow an attacker to execute arbitrary code on a victim machine. An attacker can exploit these bugs by sending an authenticated HTTP request to the network configuration.
Reference: https://blog.talosintelligence.com/2018/10/vulnerability-spotlight-linksys-eseries.html
Snort SID: 47133

Title: Foxit PDF Reader information disclosure, remote code execution bugs
Description: There are two vulnerabilities in Foxit PDF Reader: one that could lead to the disclosure of sensitive information, and another that could allow an attacker to execute code on the victim’s machine. The bugs are CVE-2018-9948 and CVE-2018-9958. The information disclosure flaw lies in the way the software handles typed arrays, while the remote code execution bug exists in the handling of text annotations.
Reference:

• https://www.cvedetails.com/cve/CVE-2018-9948/
• https://nvd.nist.gov/vuln/detail/CVE-2018-9958

Snort SIDs: 48110 - 48113

INTERESTING NEWS FROM AROUND THE SECURITY COMMUNITY

Cybersecurity experts fear an uptick in cyberattacks from China after the U.S. arrested a top Chinese spy and extradited him.
https://www.zdnet.com/article/arrest-of-top-chinese-intelligence-officer-sparks-fears-of-new-chinese-hacking-efforts/

One of the main sources used in a bombshell Bloomberg story regarding hardware implants is casting doubt on the story, saying his comments were taken out of context.
https://appleinsider.com/articles/18/10/08/security-researcher-cited-in-bloombergs-china-spy-chip-investigation-casts-doubt-on-storys-veracity

The administrators of U.S. federal agencies’ websites are now required to have two-factor authentication, adding a layer of security to dot-gov domains.
https://www.washingtonpost.com/technology/2018/10/08/government-is-rolling-out-factor-authentication-federal-agency-gov-domains/?noredirect=on&utm_term=.269576dbd063

A grey-hat hacker patched thousands of MikroTik routers without users’ knowledge to protect them against cybercriminals. Most users were unaware of his actions, but many were upset once they found out.
https://www.zdnet.com/article/a-mysterious-grey-hat-is-patching-peoples-outdated-mikrotik-routers/

Irish privacy authorities are looking into whether Twitter violated the General Data Protection Regulation (GDPR) by denying a user information on how the social media website tracks him when he clicks on links in tweets.
http://fortune.com/2018/10/12/twitter-gdpr-investigation-tco-tracking/

The U.K.’s top cybersecurity body warned that a major cybersecurity attack could be just around the corner. The CEO of the National Cyber Security Centre said he has “little doubt” an attack with life-threatening consequences could hit soon.
https://www.techradar.com/news/major-cyberattack-could-hit-the-uk-soon-warns-ncsc

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-2018-11776
Title: Apache Struts 2 Namespace Remote Code Execution Vulnerability (S2-057)
Vendor: Apache Software Foundation
Description: Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 suffer from possible Remote Code Execution when using results with no namespace and in same time, its upper action(s) have no or wildcard namespace. Same possibility when using url tag which doesn’t have value and action set and in same time, its upper action(s) have no or wildcard namespace.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2018-2628
Title: Oracle Weblogic Deserialization Remote Code Execution Vulnerability
Vendor: Oracle
Description: Vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware (subcomponent: WLS Core Components). Supported versions that are affected are 10.3.6.0, 12.1.3.0, 12.2.1.2 and 12.2.1.3. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3 to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server.
CVSS v2 Base Score: 7.5 (AV:N/AC:L/Au:N/C:P/I:P/A:P)

ID: CVE-2018-8174
Title: Windows VBScript Engine Remote Code Execution Vulnerability
Vendor: Microsoft
Description: The VBScript engine contains a remote code execution vulnerability due to how it handles objects in memory. An attacker could execute arbitrary code in the context of the current user.
CVSS v2 Base Score: 7.6 (AV:N/AC:H/Au:N/C:C/I:C/A:C)

ID: CVE-2018-7600
Title: Drupal Core Remote Code Execution Vulnerability (SA-CORE-2018-002)
Vendor: Drupal
Description: Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6, and 8.5.x before 8.5.1 allows remote attackers to execute arbitrary code because of an issue affecting multiple subsystems with default or common module configurations.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2018-0886
Title: Microsoft Credential Security Support Provider Remote Code Execution Vulnerability
Vendor: Microsoft
Description: The Credential Security Support Provider protocol (CredSSP) in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1 and RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and 1709 Windows Server 2016 and Windows Server, version 1709 allows a remote code execution vulnerability due to how CredSSP validates request during the authentication process, aka “CredSSP Remote Code Execution Vulnerability”.
CVSS v2 Base Score: 7.6 (AV:N/AC:H/Au:N/C:C/I:C/A:C)

ID: CVE-2018-4878
Title: Adobe Flash Player Remote Code Execution Vulnerability (APSA18-01)
Vendor: Adobe
Description: A critical vulnerability exists in Adobe Flash Player 28.0.0.137 and earlier versions. Successful exploitation could potentially allow an attacker to take control of the affected system. Adobe is aware of a report that an exploit for CVE-2018-4878 exists in the wild and is being used in targeted attacks.
CVSS v2 Base Score: 10.0 (AV:N/AC:L/Au:N/C:C/I:C/A:C)

ID: CVE-2017-12636
Title: Apache CouchDB Remote Code Execution Vulnerability
Vendor: Apache Software Foundation
Description: CouchDB administrative users can configure the database server via HTTP(S). Some of the configuration options include paths for operating system-level binaries that are subsequently launched by CouchDB. This allows an admin user in Apache CouchDB before 1.7.0 and 2.x before 2.1.1 to execute arbitrary shell commands as the CouchDB user, including downloading and executing scripts from the public internet.
CVSS v2 Base Score: 9.0 (AV:N/AC:L/Au:S/C:C/I:C/A:C)

ID: CVE-2017-10271
Title: Oracle WebLogic WLS Security Component Remote Code Execution
Vendor: Oracle
Description: Vulnerability in the Oracle WebLogic Server component of Oracle Fusion Middleware (subcomponent: WLS Security). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.1.0 and 12.2.1.2.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server.
CVSS v2 Base Score: 5.0 (AV:N/AC:L/Au:N/C:N/I:N/A:P)

MOST PREVALENT MALWARE FILES October 11 - 18, 2018
COMPILED BY TALOS SECURITY INTELLIGENCE AND RESEARCH GROUP

SHA 256: 85b936960fbe5100c170b777e1647ce9f0f01e3ab9742dfc23f37cb0825b30b5
MD5: 8c80dd97c37525927c1e549cb59bcbf3
VirusTotal: https://www.virustotal.com/#/file/85b936960fbe5100c170b777e1647ce9f0f01e3ab9742dfc23f37cb0825b30b5/details
Typical Filename: cstr.exe
Claimed Product: N/A
Detection Name: W32.GenericKD:Malwaregen.21ip.1201

SHA 256: 800c0d8e5a72d856398894329b6e3927b5b46bda9f8157d6e47c059cea3cb5b7
MD5: 68bdead645dc97e55597be4aa3664fa9
VirusTotal: https://www.virustotal.com/#/file/800c0d8e5a72d856398894329b6e3927b5b46bda9f8157d6e47c059cea3cb5b7/details
Typical Filename: SearchBar_2.25.exe
Claimed Product: Desktop Search Bar
Detection Name: PUA.Win.Ransomware.Spigot::in03.talos

SHA 256: 93da45a3cb6f184f3ee4094f93a8659030efdffabb5c9f968d5bddf1abe397a0
MD5: d344f2e60c0ec18e3742e035b5620e28
VirusTotal: https://www.virustotal.com/#/file/93da45a3cb6f184f3ee4094f93a8659030efdffabb5c9f968d5bddf1abe397a0/details
Typical Filename: MacKeeper Helper
Claimed Product: MacKeeper Helper
Detection Name: PUA.Osx.Malware.Mackeeper::1201

SHA 256: 66a4f5df35234205ad530a1123c7021afb75623b0e16e53143bc553b6adf595e
MD5: d1a457c76250cd0ad73385fac4ab43e4
VirusTotal: https://www.virustotal.com/#/file/66a4f5df35234205ad530a1123c7021afb75623b0e16e53143bc553b6adf595e/details
Typical Filename: mssvca.exe
Claimed Product: N/A
Detection Name: W32.66A4F5DF35-100.SBX.TG

SHA 256: c59ac374df03908a863bb5e2a8cfd911b788f9751b4d5d4d075f013b75195217
MD5: be4e947c89ee40058f37534c4a3d3f34
VirusTotal: https://www.virustotal.com/#/file/c59ac374df03908a863bb5e2a8cfd911b788f9751b4d5d4d075f013b75195217/details
Typical Filename: helperamc.zip
Claimed Product: Advanced Mac Cleaner
Detection Name: Auto.C59AC3.212256.in02