Buffer overflow in Zephyrproject Zephyr
CVE-2020-10061
Improper handling of the full-buffer case in the Zephyr Bluetooth implementation can result in memory corruption. This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions, and version 1.14.0 and later versions.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (46.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 46.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Zephyrproject Zephyr
- Zephyrproject-Rtos Zephyr — versions 2.2.0, 1.14.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- zephyrprojectsec.atlassian.net/browse/ZEPSEC-75 (Third Party Advisory)
- docs.zephyrproject.org/latest/security/vulnerabilities.html (Vendor Advisory)
- github.com/zephyrproject-rtos/zephyr/pull/23516 (Patch, Third Party Advisory)
- github.com/zephyrproject-rtos/zephyr/pull/23517 (Patch, Third Party Advisory)
- github.com/zephyrproject-rtos/zephyr/pull/23547 (Patch, Third Party Advisory)
- github.com/zephyrproject-rtos/zephyr/pull/23091 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-10061?
- CVE-2020-10061 is a high-severity vulnerability in Zephyrproject Zephyr, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.1/10. Published 2020-06-05.
- How severe is CVE-2020-10061?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2020-10061 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.