CVE-2020-10063

Remote Denial of Service in CoAP Option Parsing Due To Integer Overflow

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.

Affected

zephyrproject-rtos · zephyr

CVSS v3.1 NVD

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v3.1 ZEPHYRPROJECT

6.8 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

1.80% chance of exploitation in the next 30 days, 78th percentile

Published

2020-06-05

Updated

2024-09-17

Proof-of-concept exploits (1)

• CBackyx/CVE-Reproduction0★ · 2020-12-31

Security advisories

• https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10063
• zephyrproject-rtos/zephyr/pull/24435

References

• CVE Record
• NVD entry

Related

• CVE-2020-10021
• CVE-2020-10023
• CVE-2020-10024
• CVE-2020-10028