VulnerabilityModified
CVE-2020-10063
A remote adversary with the ability to send arbitrary CoAP packets to be parsed by Zephyr is able to cause a denial of service.
HIGH 7.5EPSS 1.80%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.80% probability · 77th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- zephyrproject/zephyr
- Source
- vulnerabilities@zephyrproject.org
References
- https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10063Vendor Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24435Patch, Third Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24530Patch, Third Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24531Patch, Third Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24535Patch, Third Party Advisory
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-55Permissions Required
- https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10063Vendor Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24435Patch, Third Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24530Patch, Third Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24531Patch, Third Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24535Patch, Third Party Advisory
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-55Permissions Required
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.