CVE-2021-46313 : Security Advisory and Response
Discover the impact of CVE-2021-46313, a segmentation fault vulnerability found in GPAC v1.0.1 leading to potential Denial of Service (DoS) attacks. Learn about affected systems, exploitation, and mitigation steps.
A segmentation fault vulnerability in GPAC v1.0.1 can trigger a Denial of Service (DoS) attack.
Understanding CVE-2021-46313
GPAC v1.0.1 is prone to a segmentation fault issue that can result in a DoS.
What is CVE-2021-46313?
The vulnerability stems from a segmentation fault triggered by the function __memmove_avx_unaligned_erms () in the binary MP4Box in GPAC v1.0.1.
The Impact of CVE-2021-46313
The vulnerability could allow attackers to launch a DoS attack, potentially disrupting the availability of the affected system.
Technical Details of CVE-2021-46313
This section covers specific technical details of the vulnerability.
Vulnerability Description
The flaw in GPAC v1.0.1 can be exploited through the function __memmove_avx_unaligned_erms () triggering a segmentation fault.
Affected Systems and Versions
- Affected Systems: Not applicable
- Affected Versions: GPAC v1.0.1
Exploitation Mechanism
Attackers can exploit this vulnerability by invoking the vulnerable function, causing a segmentation fault and leading to a DoS condition.
Mitigation and Prevention
Protective measures against the CVE-2021-46313 vulnerability.
Immediate Steps to Take
- Implement security patches promptly from the vendor
- Monitor network traffic for any suspicious activities
- Employ network intrusion detection/prevention systems
Long-Term Security Practices
- Conduct regular security assessments and audits
- Keep systems and software updated with the latest patches
- Train personnel on security best practices
Patching and Updates
Ensure timely application of patches released by the GPAC vendor to address the vulnerability.