CVE-2021-44479

low-risk
Published 2021-12-01

NXP Kinetis K82 devices have a buffer over-read via a crafted wlength value in a GET Status-Other request during use of USB In-System Programming (ISP) mode. This discloses protected flash memory.

Do I need to act?

-
0.14% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Kinetis K82 Firmware

Affected Vendors

Nxp

References (4)

Third Party Advisory https://github.com/Xen1thLabs-AE/CVE-2021-40154
Broken Link https://www.darkmatter.ae/xen1thlabs/published-advisories/
Third Party Advisory https://github.com/Xen1thLabs-AE/CVE-2021-40154
Broken Link https://www.darkmatter.ae/xen1thlabs/published-advisories/
26
/ 100
low-risk
Severity 20/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal