CVE-2021-3625

Buffer overflow in Zephyr USB DFU DNLOAD

Buffer overflow in Zephyr USB DFU DNLOAD. Zephyr versions >= v2.5.0 contain Heap-based Buffer Overflow (CWE-122). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-c3gr-hgvr-f363

Affected

zephyrproject-rtos · zephyr

CVSS v3.1 NVD

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 ZEPHYRPROJECT

9.6 CRITICALCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H

CVSS v2.0 NVD

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

2.31% chance of exploitation in the next 30 days, 83rd percentile

Published

2021-10-05

Updated

2024-09-16

Proof-of-concept exploits (1)

• szymonh/zephyr_cve-2021-36257★ · 2021-10-07

Security advisories

• http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-c3gr-hgvr-f363

References

• CVE Record
• NVD entry

Related

• CVE-2021-39685
• CVE-2022-20009
• CVE-2022-25258
• CVE-2022-25375