CVE-2023-23143 : Security Advisory and Response

This CVE-2023-23143 article provides insights into a buffer overflow vulnerability found in the function

avc_parse_slice

within the file

media_tools/av_parsers.c

in GPAC version 2.3-DEV-rev1-g4669ba229-master.

Understanding CVE-2023-23143

This section delves into the details surrounding CVE-2023-23143, including the vulnerability description, impact, affected systems, exploitation mechanism, and mitigation strategies.

What is CVE-2023-23143?

CVE-2023-23143 refers to a buffer overflow vulnerability present in the

avc_parse_slice

function within the file

media_tools/av_parsers.c

in GPAC version 2.3-DEV-rev1-g4669ba229-master. This vulnerability could potentially allow an attacker to execute arbitrary code or crash the application by sending a specially crafted input.

The Impact of CVE-2023-23143

If exploited, CVE-2023-23143 could lead to remote code execution, denial of service, or other malicious activities. Attackers could compromise the affected system's integrity, confidentiality, and availability, posing a significant risk to organizations and users.

Technical Details of CVE-2023-23143

In this section, we will explore the vulnerability description, affected systems and versions, as well as the exploitation mechanism associated with CVE-2023-23143.

Vulnerability Description

The vulnerability lies in the buffer overflow issue within the

avc_parse_slice

function in GPAC version 2.3-DEV-rev1-g4669ba229-master. By exploiting this flaw, an attacker could potentially overwrite adjacent memory locations, leading to the execution of arbitrary code or a system crash.

Affected Systems and Versions

The buffer overflow vulnerability affects GPAC version 2.3-DEV-rev1-g4669ba229-master. It is crucial for users of this particular version to take immediate action to address this security issue.

Exploitation Mechanism

Exploitation of CVE-2023-23143 involves crafting a malicious input that triggers the buffer overflow in the

avc_parse_slice

function. Attackers can send specially designed payloads to exploit this vulnerability and achieve their malicious objectives.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-23143, users and organizations are advised to implement the following security measures.

Immediate Steps to Take

Update to a patched version: Users of GPAC version 2.3-DEV-rev1-g4669ba229-master should apply the necessary patches provided by the vendor to address the buffer overflow vulnerability.
Network Segmentation: Implement network segmentation to limit the impact of a potential exploit and prevent lateral movement within the network.

Long-Term Security Practices

Regular Security Audits: Conduct regular security audits and vulnerability assessments to identify and address potential security weaknesses in the system.
Employee Training: Provide comprehensive security awareness training to employees to help them recognize and respond to security threats effectively.

Patching and Updates

Ensure that software and systems are regularly updated with the latest security patches and fixes to address known vulnerabilities and enhance overall security posture. Stay informed about security advisories and updates released by the software vendor to protect against emerging threats.