Integer overflow in Zephyrproject Zephyr
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. This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.
Vulnerability class: Integer Overflow
EPSS: 0.018 (76.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H.
Affected products
- Zephyrproject Zephyr
- Zephyrproject-rtos Zephyr — versions 2.2.0, 2.1.0, 1.14.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- vulnerabilities@zephyrproject.org (Permissions Required, x_refsource_MISC)
- vulnerabilities@zephyrproject.org (x_refsource_MISC, Vendor Advisory)
- vulnerabilities@zephyrproject.org (Patch, Third Party Advisory, x_refsource_MISC)
- vulnerabilities@zephyrproject.org (Patch, Third Party Advisory, x_refsource_MISC)
- vulnerabilities@zephyrproject.org (Patch, Third Party Advisory, x_refsource_MISC)
- vulnerabilities@zephyrproject.org (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-10063?
- CVE-2020-10063 is a medium-severity vulnerability in Zephyrproject Zephyr, classified under Integer Overflow or Wraparound. CVSS score: 6.8/10. Published 2020-06-05.
- How severe is CVE-2020-10063?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2020-10063 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.