Network Attack Trends: Attackers Leveraging High Severity and Critical Exploits

From May 1-July 21, 2020, Unit 42 researchers captured global network traffic from firewalls around the world and then analyzed the data to examine the latest network attack trends. The majority of attacks we observed were classified as high severity Read More …

A Blind Spot in ICS Security: The Protocol Gateway [Part 2] Vulnerability Allowing Stealth Attacks on Industrial Control Systems

A protocol gateway is a small network device, also called a protocol converter” or “IoT gateway.” It is similar to an “interpreter” in the digital word, and acts as a communications intermediary between different protocols. As the integration of networks Read More …

Feds Warn Nation-State Hackers are Actively Exploiting Unpatched Microsoft Exchange, F5, VPN Bugs

The U.S. government is warning that Chinese threat actors have successfully compromised several government and private sector entities in recent months, by exploiting vulnerabilities in F5 BIG-IP devices, Citrix and Pulse Secure VPNs and Microsoft Exchange servers. Patches are currently Read More …

Lifting the veil on DeathStalker, a mercenary triumvirate

State-sponsored threat actors and sophisticated attacks are often in the spotlight. Indeed, their innovative techniques, advanced malware platforms and 0-day exploit chains capture our collective imagination. Yet these groups still aren’t likely to be a part of the risk model Read More …

Bug bounty platform ZDI awarded $25m to researchers over the past 15 years

Bug bounty platform pioneer Zero-Day Initiative (ZDI) said it awarded more than $25 million in bounty rewards to security researchers over the past decade and a half. In an anniversary post celebrating its 15-year-old birthday, ZDI said the bounty rewards Read More …

XCSSET Mac Malware: Infects Xcode Projects, Performs UXSS Attack on Safari, Other Browsers, Leverages Zero-day Exploits

Trend Micro has discovered an unusual infection related to Xcode developer projects. Upon further investigation, we discovered that a developer’s Xcode project at large contained the source malware, which leads to a rabbit hole of malicious payloads. Most notable in Read More …

Internet Explorer and Windows zero-day exploits used in Operation PowerFall

In May 2020, Kaspersky technologies prevented an attack on a South Korean company by a malicious script for Internet Explorer. Closer analysis revealed that the attack used a previously unknown full chain that consisted of two zero-day exploits: a remote Read More …

August Patch Tuesday Fixes Critical IE, Important Windows Vulnerabilities Exploited in the Wild

The August batch of Patch Tuesday updates includes 120 updates for the Microsoft suite, with 17 fixes rated as Critical, and the remaining 103 ranked as Important. CVE-2020-1380 is a critical Internet Explorer (IE) vulnerability that can be abused for Read More …