Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-3625

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

Published

2021-10-05T21:15:09.463

Last Modified

2024-11-21T06:22:00.710

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.6 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Secondary
CWE-122
Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	zephyrproject	zephyr	< 2.7.0	Yes

References

http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-c3gr-hgvr-f363 Exploit, Third Party Advisory ([email protected])
http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-c3gr-hgvr-f363 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)