Original release date: November 10, 2015
Systems Affected
Web servers that allow web shells
Overview
This alert describes the frequent use of web shells as an exploitation vector. Web shells can be used to obtain unauthorized access and can lead to wider network compromise. This alert...
In this video Seth Moore describes another benefit of the Windows 10 Isolated User Mode: credential theft mitigation. He first describes the kinds of credentials that can be stolen and how a hacker gains access to them. He then describes how the Windows 10 Isolated User Mode prevents the typical...
access control
compromise
computing environment
credential theft
cybersecurity
hacking
innovation
isolated user mode
mitigation
protection
security
seth moore
system security
tech insights
user mode
video
vigilance
windows 10
windows kernel
Original release date: August 01, 2015
Systems Affected
Microsoft Windows Systems, Adobe Flash Player, and Linux
Overview
Between June and July 2015, the United States Computer Emergency Readiness Team (US-CERT) received reports of multiple, ongoing and likely evolving, email-based phishing...
Original release date: April 29, 2015
Systems Affected
Systems running unpatched software from Adobe, Microsoft, Oracle, or OpenSSL.
Overview
Cyber threat actors continue to exploit unpatched software to conduct attacks against critical infrastructure organizations. As many as 85 percent of...
In this video, Nazim Lala demonstrates how to configure IP restriction for Azure Web Apps to help secure your web app and to help mitigate Denial of Service attacks against your application. This video will show what Static and Dynamic IP restrictions are and how simple it is to configure them...
Original release date: April 09, 2015
Systems Affected
Microsoft Windows 95, 98, Me, 2000, XP, Vista, 7, and 8
Microsoft Server 2003, Server 2008, Server 2008 R2, and Server 2012
Overview
AAEH is a family of polymorphic downloaders created with the primary purpose of downloading other...
Original release date: December 19, 2014
Systems Affected
Microsoft Windows
Overview
US-CERT was recently notified by a trusted third party of cyber threat actors using a Server Message Block (SMB) Worm Tool to conduct cyber exploitation activities recently targeting a major entertainment...
Original release date: November 14, 2014
Systems Affected
Microsoft Windows Vista, 7, 8, 8.1, RT, and RT 8.1
Microsoft Server 2003, Server 2008, Server 2008 R2, Server 2012, and Server 2012 R2
Overview
A vulnerability in Microsoft Windows Object Linking and Embedding (OLE) could allow...
administrator
arbitrary code
cve-2014-6332
execution
exploit
impact
internet explorer
memory
mitigation
ole
privileged access
remote code
safearrayredim
security
server 2003
server 2008
update
vbscript
vulnerability
windows
Original release date: November 13, 2014
Systems Affected
iOS devices running iOS 7.1.1, 7.1.2, 8.0, 8.1, and 8.1.1 beta.
Overview
A technique labeled “Masque Attack” allows an attacker to substitute malware for a legitimate iOS app under a limited set of circumstances.
Description...
Original release date: October 22, 2014
Systems Affected
Microsoft Windows
Overview
Ransomware is a type of malicious software (malware) that infects a computer and restricts access to it until a ransom is paid to unlock it. This Alert is the result of Canadian Cyber Incident Response...
Original release date: July 31, 2014
Systems Affected
Point-of-Sale Systems
Overview
This advisory was prepared in collaboration with the National Cybersecurity and Communications Integration Center (NCCIC), United States Secret Service (USSS), Financial Sector Information Sharing and...
Original release date: January 17, 2014 | Last revised: March 07, 2014
Systems Affected
Certain UDP protocols have been identified as potential attack vectors:
DNS
NTP
SNMPv2
NetBIOS
SSDP
CharGEN
QOTD
BitTorrent
Kad
Quake Network Protocol
Steam Protocol
Overview
A Distributed Reflective...
Original release date: July 31, 2014
Systems Affected
Point-of-Sale Systems
Overview
This advisory was prepared in collaboration with the National Cybersecurity and Communications Integration Center (NCCIC), United States Secret Service (USSS), Financial Sector Information Sharing and...
anti-virus
backoff
brute force
command and control
consumer data
cybersecurity
data breach
exfiltration
financial sector
indicators of compromise
keylogging
malware
mitigation
network security
payment systems
persistence techniques
point-of-sale
remote desktop
security solutions
threat detection
Today, we are updating the Certificate Trust List (CTL) for all supported releases of Microsoft Windows to remove the trust of mis-issued third-party digital certificates. These certificates could be used to spoof content and perform phishing or man-in-the-middle attacks against web properties...
Original release date: April 08, 2014
Systems Affected
OpenSSL 1.0.1 through 1.0.1f
OpenSSL 1.0.2-beta
Overview
A vulnerability in OpenSSL could allow a remote attacker to expose sensitive data, possibly including user authentication credentials and secret keys, through incorrect memory...
credentials
cve-2014-0160
data exposure
exploit
heartbleed
impact
key material
memory
mitigation
openssl
patch
perfect forward secrecy
public access
public disclosure
revision history
security
security flaw
system administrators
tls
vulnerability
This month we release five bulletins to address 23 unique CVEs in Microsoft Windows, Internet Explorer and Silverlight. If you need to prioritize, the update for Internet Explorer addresses the issue first described in Security Advisory 2934088, so it should be at the top of your list. While...