Vulnerability Spotlight: Use-after-free condition in Google Chrome could lead to code execution

Cisco Talos recently discovered an exploitable use-after-free vulnerability in Google Chrome. Google Chrome is a cross-platform web browser — and Chromium is the open-source version of the browser that other software developers use to build their browsers, as well. This Read More …

Unpatched HiveNightmare/SeriousSAM Windows Zero-Day Allows Privileged File Access

An unpatched Windows security vulnerability could allow information disclosure and local privilege escalation (LPE), researchers have warned. The issue (CVE-2021-24084) has yet to get an official fix, making it a zero-day bug – but a micropatch has been rolled out Read More …

Attackers Actively Target Windows Installer Zero-Day

Attackers are actively exploiting a Windows Installer zero-day vulnerability that was discovered when a patch Microsoft issued for another security hole inadequately fixed the original and unrelated problem. Over the weekend, security researcher Abdelhamid Naceri discovered a Windows Installer elevation-of-privilege Read More …

Attackers Hijack Email Threads Using ProxyLogon/ProxyShell Flaws

Attackers are gnawing on the ProxyLogon and ProxyShell vulnerabilities in Microsoft Exchange Server to hijack email chains, by malspamming replies to ongoing email threads, researchers say. What’s still under discussion: whether the offensive is delivering SquirrelWaffle, the new email loader Read More …

FBI: An APT Group Exploiting a 0-day in FatPipe WARP, MPVPN, and IPVPN Software

As of November 2021, FBI forensic analysis indicated exploitation of a 0-day vulnerability in the FatPipe MPVPN® device software1 going back to at least May 2021. The vulnerability allowed APT actors to gain access to an unrestricted file upload function Read More …

Iranian Government-Sponsored APT Cyber Actors Exploiting MS Exchange and Fortinet Vulnerabilities in Furtherance of Malicious Activities

This joint cybersecurity advisory is the result of an analytic effort among the Federal Bureau of Investigation (FBI), the Cybersecurity and Infrastructure Security Agency (CISA), the Australian Cyber Security Centre (ACSC), and the United Kingdom’s National Cyber Security Centre (NCSC) Read More …

New Rowhammer technique bypasses existing DDR4 memory defenses

Researchers have developed a new fuzzing-based technique called ‘Blacksmith’ that revives Rowhammer vulnerability attacks against modern DRAM devices that bypasses existing mitigations. The emergence of this new Blacksmith method demonstrates that today’s DDR4 modules are vulnerable to exploitation, allowing a Read More …

High-Severity Intel Processor Bug Exposes Encryption Keys

A security vulnerability in Intel chips opens the door for encrypted file access and espionage, plus the ability to bypass copyright protection for digital content. That’s according to Positive Technologies (PT), which found that the vulnerability (CVE-2021-0146) is a debugging Read More …

Security company faces backlash for waiting 12 months to disclose Palo Alto 0-day

There has been considerable debate within the cybersecurity community about Randori, a security firm that waited one year before disclosing a critical buffer overflow bug it discovered in Palo Alto Networks’ GlobalProtect VPN. The zero-day — which has a severity Read More …