CVE-2021-34260 : What You Need to Know
Learn about CVE-2021-34260, a buffer overflow vulnerability in STMicroelectronics STM32Cube Middleware v1.8.0 and earlier allowing arbitrary code execution. Find out impact, affected systems, and mitigation steps.
A buffer overflow vulnerability in the USBH_ParseInterfaceDesc() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below allows attackers to execute arbitrary code.
Understanding CVE-2021-34260
This CVE-2021-34260 involves a buffer overflow vulnerability in the USBH_ParseInterfaceDesc() function of STMicroelectronics STM32Cube Middleware versions 1.8.0 and below.
What is CVE-2021-34260?
CVE-2021-34260 is a security vulnerability in STMicroelectronics STM32Cube Middleware that could be exploited by attackers to run arbitrary code due to a buffer overflow.
The Impact of CVE-2021-34260
The impact of this vulnerability is severe as it allows attackers to execute malicious code, potentially leading to system compromise, data theft, or unauthorized access.
Technical Details of CVE-2021-34260
This section provides more in-depth technical details regarding the vulnerability.
Vulnerability Description
The vulnerability exists in the USBH_ParseInterfaceDesc() function of STMicroelectronics STM32Cube Middleware versions 1.8.0 and earlier, enabling the execution of arbitrary code.
Affected Systems and Versions
STMicroelectronics STM32Cube Middleware v1.8.0 and below are affected by this vulnerability.
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting specially designed inputs to trigger a buffer overflow, leading to the execution of malicious code.
Mitigation and Prevention
To protect systems from CVE-2021-34260, immediate actions and long-term security measures are crucial.
Immediate Steps to Take
Immediately update the affected software to a patched version and apply security best practices to prevent exploitation.
Long-Term Security Practices
Implement robust security measures such as code reviews, input validation, and regular security updates to mitigate the risks of buffer overflows and other vulnerabilities.
Patching and Updates
Regularly monitor for security advisories from STMicroelectronics and apply patches promptly to ensure that systems are protected against potential exploits.