CVE-2021-34262
MEDIUM
6.8
CVSS Score
Published: July 22, 2021 at 07:40 PM UTC
Updated: June 17, 2026 at 03:55 AM UTC
2 products affected across 1 vendorSTM32CUBE MiddlewareStm32H7B3
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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.5%
Description
A buffer overflow vulnerability in the USBH_ParseEPDesc() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below allows attackers to execute arbitrary code.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (1)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://github.com/STMicroelectronics/STM32CubeH7/issues/81CVSS
- Attack Vector
- PHYSICAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-120
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