CVE-2021-34260
MEDIUMCVSS 6.8/10EPSS 0.47%
Last modified
CVE-2021-34260 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. A buffer overflow vulnerability in the USBH_ParseInterfaceDesc() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below allows attackers to execute arbitrary code.. EPSS estimates a 0.47% chance of exploitation in the next 30 days.
Description
A buffer overflow vulnerability in the USBH_ParseInterfaceDesc() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below allows attackers to execute arbitrary code.
Metrics
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| St | Stm32cube Middleware | <= 1.8.0 |
References
- https://github.com/STMicroelectronics/STM32CubeH7/issues/83Exploit, Third Party Advisory
- https://github.com/STMicroelectronics/STM32CubeH7/issues/83Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-34260?
A buffer overflow vulnerability in the USBH_ParseInterfaceDesc() function of STMicroelectronics STM32Cube Middleware v1.8.0 and below allows attackers to execute arbitrary code.
How severe is CVE-2021-34260?
CVE-2021-34260 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.47% probability of exploitation in the next 30 days.
How do I fix CVE-2021-34260?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-34260?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST