CloudNerve™ AI Insight: Navigating Recent High-Risk CVEs and Impacts for January 2024

CloudNerve™ AI Insight: Navigating Recent High-Risk CVEs and Impacts for January 2024

6 months ago   •   2 min read

By CloudNerve™
CloudNerve™ AI Insight: Navigating Recent High-Risk CVEs and Impacts for January 2024
Table of contents

In the dynamic landscape of cybersecurity, staying updated with the latest vulnerabilities is crucial for maintaining robust security defenses. This week has witnessed the emergence of several high-risk Common Vulnerabilities and Exposures (CVEs) that demand immediate attention and action. This article highlights the most recent and high-risk CVEs for January 2024, their impacts, and recommended actions.

CVE-2023-29357: CISA Alert for CVE-2023-29357

CVE-2024-0057: NIST National Vulnerability Database - CVE-2024-0057

CVE-2024-20674: Microsoft Security Update Guide - CVE-2024-20674

CVE-2024-0193: NIST National Vulnerability Database - CVE-2024-0193

CVE-2023-46805: Ivanti Connect Secure and Policy Secure CVE-2023-46805

CVE-2024-21887: Ivanti Connect Secure and Policy Secure CVE-2024-21887

Microsoft SharePoint Server Vulnerability: CVE-2023-29357

Overview: CVE-2023-29357 is a critical vulnerability in Microsoft SharePoint Server that has been added to the Cybersecurity and Infrastructure Security Agency's (CISA) Known Exploited Vulnerabilities Catalog due to active exploitation evidence.

Impact: This vulnerability allows for privilege escalation, enabling attackers to gain elevated access to affected systems.

Recommended Action: Organizations using Microsoft SharePoint Server should urgently review and apply necessary security patches to mitigate this risk.

.NET Framework: Visual Studio Security Flaw: CVE-2024-0057

Overview: CVE-2024-0057 is a significant security feature bypass vulnerability affecting Microsoft's .NET, .NET Framework, and Visual Studio.

Impact: With a CVSS score of 9.1, this vulnerability poses a substantial threat to the security of applications and systems built on these Microsoft frameworks.

Recommended Action: Immediate updates and security reviews are recommended for all systems utilizing these Microsoft frameworks.

Windows Kerberos Security Feature Bypass: CVE-2024-20674

Overview: CVE-2024-20674 is a critical vulnerability in Windows Kerberos, an authentication protocol.

Impact: Rated with a CVSSv3 score of 9.0, this flaw can be exploited to bypass security features, posing a serious threat to system integrity and security.

Recommended Action: Windows system administrators should prioritize the deployment of available patches and monitor for any related security advisories.

Linux Kernel Netfilter Subsystem Flaw: CVE-2024-0193

Overview: CVE-2024-0193 exposes a use-after-free flaw in the Linux kernel's netfilter subsystem.

Impact: This vulnerability could enable local unprivileged users to escalate their privileges on affected systems.

Recommended Action: Linux users should apply the latest kernel updates and ensure all security measures are up to date.

Zero-Day Vulnerabilities in Ivanti Gateways: CVE-2023-46805 and CVE-2024-21887

Overview: Two severe zero-day vulnerabilities, CVE-2023-46805 and CVE-2024-21887, have been discovered in Ivanti Connect Secure and Policy Secure Gateways.

Impact: These vulnerabilities facilitate unauthenticated remote code execution, posing a high-security risk.

Recommended Action: Organizations using Ivanti products should immediately implement available mitigations and closely follow Ivanti's guidance for upcoming comprehensive patches.

Stay vigilant and secure!

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