CVE-2021-33365 : What You Need to Know

A memory leak vulnerability was discovered in GPAC 1.0.1, allowing attackers to read sensitive information by exploiting a specific function in the software.

Understanding CVE-2021-33365

This section provides insights into the nature and impact of the CVE-2021-33365 vulnerability.

What is CVE-2021-33365?

CVE-2021-33365 refers to a memory leak issue within the gf_isom_get_root_od function in MP4Box within GPAC 1.0.1. This security flaw enables malicious actors to access privileged memory contents by utilizing a maliciously crafted file.

The Impact of CVE-2021-33365

The vulnerability poses a significant risk as it allows attackers to read sensitive data residing in the memory, potentially leading to unauthorized access to critical information.

Technical Details of CVE-2021-33365

In this section, we delve into the specifics of the vulnerability, including affected systems and potential exploitation methods.

Vulnerability Description

The memory leak in the gf_isom_get_root_od function in MP4Box in GPAC 1.0.1 enables unauthorized parties to extract sensitive memory data by leveraging a carefully constructed file.

Affected Systems and Versions

Vendor and product details are not provided. However, the affected version specified is GPAC 1.0.1, indicating that prior versions may not be impacted.

Exploitation Mechanism

Malicious actors can exploit this vulnerability by creating a specially crafted file that triggers the memory leak in GPAC 1.0.1, allowing them to access confidential information.

Mitigation and Prevention

This section offers guidance on minimizing the risks associated with CVE-2021-33365 and preventing potential exploitation.

Immediate Steps to Take

Users are advised to update GPAC to a patched version promptly to prevent exploitation of the memory leak vulnerability. Implementing file input validation measures can also mitigate risks.

Long-Term Security Practices

Maintaining software hygiene by regularly updating applications, employing secure coding practices, and conducting security audits can enhance overall system security.

Patching and Updates

Staying informed about security updates released by GPAC developers and promptly applying patches to address known vulnerabilities is crucial in safeguarding systems against exploitation.