Remote Denial of Service in CoAP Option Parsing Due To Integer Overflow
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.8epss 1.8%
exploitation probability
1.8%top 24% of all CVEs
observed exploitation
nono source reports it
A remote adversary with the ability to send arbitrary CoAP packets to be parsed by Zephyr is able to cause a denial of service. This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
Affected products
zephyrproject-rtos · zephyrReferences
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10063https://github.com/zephyrproject-rtos/zephyr/pull/24435https://github.com/zephyrproject-rtos/zephyr/pull/24530https://github.com/zephyrproject-rtos/zephyr/pull/24531https://github.com/zephyrproject-rtos/zephyr/pull/24535https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-55