Buffer Over-Read Vulnerability in NXP Kinetis K82 USB ISP Mode
CVE-2021-44479

6.1MEDIUM

Key Information:

Vendor

Nxp

Status
Kinetis K82 Firmware
Vendor
CVE Published:
1 December 2021

What is CVE-2021-44479?

NXP Kinetis K82 devices are susceptible to a buffer over-read due to improper handling of a crafted wlength value in a GET Status-Other request within the USB In-System Programming (ISP) mode. This vulnerability may lead to unauthorized disclosure of protected flash memory, potentially exposing sensitive information.

References

https://www.darkmatter.ae/xen1thlabs/published-advisories/
x_refsource_MISC
https://github.com/Xen1thLabs-AE/CVE-2021-40154
x_refsource_MISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.