CVE-2020-11181 Explained : Impact and Mitigation
Learn about CVE-2020-11181, a Qualcomm Snapdragon vulnerability allowing out-of-bound access due to improper buffer pointer validation. Find mitigation steps and affected systems here.
A vulnerability in Qualcomm Snapdragon processors could allow an attacker to perform out-of-bound access due to improper validation of buffer pointers.
Understanding CVE-2020-11181
This CVE involves an untrusted pointer dereference issue in ComputerVision, affecting various Snapdragon product lines.
What is CVE-2020-11181?
The vulnerability arises from mishandling cvp process control commands, leading to out-of-bound access due to inadequate validation of buffer pointers received from the High-Level Operating System (HLOS).
The Impact of CVE-2020-11181
The vulnerability could be exploited by a malicious actor to execute arbitrary code, potentially compromising the affected devices' security and integrity.
Technical Details of CVE-2020-11181
Qualcomm Snapdragon processors are affected by this vulnerability, impacting multiple product lines and versions.
Vulnerability Description
The issue stems from improper validation of buffer pointers received from HLOS, allowing unauthorized access to memory locations.
Affected Systems and Versions
- Products: Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile
- Versions: PM3003A, PM8009, PM8150A, PM8150B, PM8150C, PM8150L, PM8250, PMK8002, PMR525, PMX55, QBT2000, QCA6390, QCA6391, QCA6421, QCA6426, QCA6431, QCA6436, QFS2530, QFS2580, QSM8250, QTC800H, QTC801S, SD865 5G, SDR8250, SDR865, SDX55, SDX55M, SDXR2 5G, SMB1355, SMB1390, SMR525, SMR526, WCD9380, WCD9385, WCN6750, WCN6850, WCN6851, WSA8810, WSA8815
Exploitation Mechanism
The vulnerability can be exploited by crafting malicious cvp process control commands to trigger out-of-bound access and potentially execute arbitrary code.
Mitigation and Prevention
To address CVE-2020-11181, follow these steps:
Immediate Steps to Take
- Apply security patches provided by Qualcomm promptly.
- Monitor official channels for updates and advisories regarding this vulnerability.
Long-Term Security Practices
- Regularly update firmware and software to mitigate potential security risks.
- Implement proper input validation and boundary checks in software development practices.
Patching and Updates
- Ensure all affected devices are updated with the latest firmware and security patches from Qualcomm to mitigate the vulnerability effectively.