What’s Vulnerable › Vulnerabilities

CVE-2021-34261

• Severity: medium (CVSS 4.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-22 · updated 2026-06-17

Description

An issue in USBH_ParseCfgDesc() of STMicroelectronics STM32Cube Middleware v1.8.0 and below causes a denial of service due to the system hanging when trying to set a remote wake-up feature.

Affected products

• Stm32Cube Middleware: through 1.8.0

References

• https://github.com/STMicroelectronics/STM32CubeH7/issues/78
• https://github.com/STMicroelectronics/STM32CubeH7/issues/78

Get alerted when CVE-2021-34261 or the next vulnerability affects your stack