CVE-2021-1913 : Security Advisory and Response

A possible integer overflow vulnerability in various Qualcomm products could allow an attacker to exploit the system through improper length check manipulation.

Understanding CVE-2021-1913

This CVE concerns Qualcomm products where an attacker can potentially trigger an integer overflow due to a lack of proper length checking.

What is CVE-2021-1913?

The CVE-2021-1913 vulnerability involves erroneous length check updates in Qualcomm products like Snapdragon Auto, Compute, Connectivity, Industrial IOT, Mobile, and more, which could lead to an attack vector.

The Impact of CVE-2021-1913

The impact of this vulnerability is rated as high severity with potential confidentiality, integrity, and availability risks to affected systems.

Technical Details of CVE-2021-1913

This section outlines specific technical details of the CVE.

Vulnerability Description

The vulnerability stems from improper length check handling when updating grace period and count records in the affected Qualcomm products.

Affected Systems and Versions

Products including Snapdragon Auto, Compute, Connectivity, Wired Infrastructure, and various versions are impacted by this CVE.

Exploitation Mechanism

The CVE can be exploited by manipulating grace period and count records to trigger an integer overflow within the affected Qualcomm products.

Mitigation and Prevention

It is crucial to take immediate action to enhance system security and prevent potential exploitation of this vulnerability.

Immediate Steps to Take

Ensure systems are updated with the latest patches or fixes provided by Qualcomm to address this vulnerability.

Long-Term Security Practices

Incorporate robust security protocols, regular vulnerability assessments, and monitoring to detect any suspicious activities that may attempt to exploit such weaknesses.

Patching and Updates

Regularly check for security bulletins from Qualcomm and apply recommended patches promptly to mitigate risks associated with CVE-2021-1913.