Security | Threat Detection | Cyberattacks | DevSecOps | Compliance

April Patch Tuesday brings 145 vulnerability fixes from Microsoft — the highest number in 19 months—including CVE-2022-26809, a critical remote code execution (RCE) vulnerability in Windows Remote Procedure Call (RPC) Runtime library that impacts all supported Windows products. Notably, Microsoft also released security updates for Windows 7, an end-of-life product since January 2020, which highlights the severity of CVE-2022-26809.

On Monday, April 11, 2022, NGINX published a security blog post detailing three vulnerabilities in the NGINX LDAP reference implementation. NGINX is web server software that also performs reverse proxy, load balancing, email proxy, and HTTP cache services. No CVE has been assigned to these vulnerabilities at this time. The reference implementation uses Lightweight Directory Access Protocol (LDAP) to authenticate users of NGINX proxied applications.

Over the past week, the WhiteSource security team has found several instances of packages that use unusual techniques to disguise malicious intent. These techniques differ from what we have usually seen in the past, such as base64 and JS obfuscation. This time, we are seeing a malicious actor use hex encoding to hide the malicious behavior of the package.

As a cybersecurity organization, Netskope has a responsibility to be transparent about security issues reported in Netskope products and services which might have an impact on Netskope customers or partners. To fulfill this responsibility, Netskope has a smooth, transparent, and industry-standard process under our Product Security Incident Response Team (PSIRT) to disclose the security issues publicly which are reported in Netskope products from various sources.

A vulnerability scan is an automated process that identifies vulnerabilities (security holes) in any software, operating system, or network that bad actors can exploit. In essence, it’s an integral component of vulnerability management focused on protecting businesses from breaches and the exposure of sensitive data.

In the past, the attack surface was defined and protected by the boundaries of the organization’s physical network (aka the LAN). Using physical security methods, firewalls, and careful monitoring, organizations kept their data, endpoints, and networks secure. The entire attack surface was internal, within a well-defined and fortified perimeter.

Microsoft continues urging its customers to understand two core security vulnerabilities in the domain controllers of Active Directory. These vulnerabilities had been addressed by the company in November 2021. It was followed by a PoC or Proof of Concept tool on 12th December. The two vulnerabilities have been tracked as CVE-2021-42278 sAM (sAMAccountName spoofing ) and CVE-2021-42287 KDC.