Microsoft today issued security updates for 71 software vulnerabilities, three of which were critical and one that has a known proof-of-concept available in the public domain. Among the most notable flaws fixed today by Microsoft are: CVE-2022-23277 Microsoft Exchange Server Remote Code Execution Vulnerability This is a critical bug that could allow an attacker who…

Recent high-profile cybersecurity incidents such as the SolarWinds attack and the Apache Log4j vulnerability have exposed the threats associated with the software supply chain. These can range from fairly simple exploits of known vulnerabilities to very sophisticated attacks, sponsored by nation-state actors. The annual spending on enterprise software — also known as commercial off-the-shelf or…

On Thursday, December 9, 2021, my young, Minecraft-addicted kids were still completely oblivious of the Log4j vulnerabilities in their favorite game. Then again, so was every cybersecurity professional in the world. That all changed when the Apache Log4j project announced CVE-2021-44228 (aka Log4Shell) – a zero-day vulnerability in Log4j’s standardized method of handling log files…

A local elevation of privilege vulnerability (CVE-2021-41379) in the Windows Installer that Microsoft supposedly fixed on November 2021 Patch Tuesday is, according to its discoverer, still exploitable. What’s more, it is already being leveraged by malware developers. About the flaw and the exploit Abdelhamid Naceri, who reported the flaw through the Trend Micro Zero Day…

The existence of a critical RCE vulnerability (CVE-2021-3064) affecting certain versions of Palo Alto Networks (PAN) firewalls using the GlobalProtect Portal VPN has been revealed by a cybersecurity company that exploited it during red team engagements for the last 12 months. The vulnerability has been patched, but since there are still over 10,000 vulnerable internet-facing…

Attackers are actively exploiting an “old” vulnerability (CVE-2021-22205) to take over on-premise GitLab servers, Rapid7 researcher Jacob Baines warns. The additional bad news is that at least half of the 60,000 internet-facing GitLab installations the company detects are not patched against this issue. What are the attackers doing with these servers? Damian Menscher, a security…

Researchers have unearthed 11 vulnerabilities affecting Nagios XI, a widely used enterprise IT infrastructure/network monitoring solution, some of which can be chained to allow remote code execution with root privileges on the underlying system. Attackers are likely to try to exploit vulnerabilities in network management systems like Nagios because their oversee critical network components and…