CVE-2023-0928 : Security Advisory and Response

This CVE record pertains to a vulnerability identified as a "Use after free" in SwiftShader in Google Chrome prior to version 110.0.5481.177. The vulnerability allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page, posing a high severity risk as per Chromium security assessments.

Understanding CVE-2023-0928

This section will delve into the details of CVE-2023-0928, explaining the nature of the vulnerability and its potential impact.

What is CVE-2023-0928?

The CVE-2023-0928 vulnerability involves a "Use after free" issue in SwiftShader within Google Chrome versions preceding 110.0.5481.177. This flaw could be leveraged by a remote attacker to exploit heap corruption by utilizing a specifically crafted HTML page.

The Impact of CVE-2023-0928

The impact of CVE-2023-0928 is significant, as it could allow unauthorized remote attackers to potentially manipulate memory in a way that could lead to heap corruption. This could be exploited maliciously, posing a threat to the security and integrity of systems running the vulnerable Chrome versions.

Technical Details of CVE-2023-0928

In this section, we will explore the technical aspects of CVE-2023-0928, including the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability identified in CVE-2023-0928, categorized as a "Use after free" flaw, specifically resides in SwiftShader within versions of Google Chrome that are older than 110.0.5481.177. This flaw could be abused by a remote attacker through a carefully crafted HTML page to potentially induce heap corruption.

Affected Systems and Versions

The affected vendor and product in this case are Google Chrome, with the specific vulnerable version being anything preceding 110.0.5481.177. Users running these older versions are at risk of exploitation if adequate mitigation measures are not implemented.

Exploitation Mechanism

The exploitation of CVE-2023-0928 involves a remote attacker taking advantage of the Use after free vulnerability within SwiftShader in Google Chrome versions older than 110.0.5481.177. By enticing a user to access a maliciously crafted HTML page, the attacker could potentially execute malicious code that leads to heap corruption.

Mitigation and Prevention

Mitigating the risks associated with CVE-2023-0928 requires prompt action to address the vulnerability and prevent potential exploitation. This section outlines the necessary steps for immediate response as well as long-term security practices to fortify systems against such vulnerabilities.

Immediate Steps to Take

Users and organizations utilizing Google Chrome versions before 110.0.5481.177 should promptly update to the latest secure version released by Chrome to patch the vulnerability. It is crucial to refrain from visiting suspicious or untrusted websites to mitigate the risk of exposure to crafted HTML pages that could exploit this flaw.

Long-Term Security Practices

Implementing robust security practices such as regular software updates, security training for users, and maintaining a proactive stance on security monitoring can help safeguard systems against potential vulnerabilities like CVE-2023-0928. Employing security tools and mechanisms to detect and prevent exploitation attempts can further enhance the overall security posture.

Patching and Updates

Chrome users are advised to stay informed about security updates and patches released by Google Chrome to address vulnerabilities such as CVE-2023-0928. Regularly checking for updates and ensuring timely implementation of patches can help mitigate risks and enhance the security of systems running the Chrome browser.