What is CVE-2020-35215?

CVE-2020-35215 is a medium-severity vulnerability in Atomix, classified under Exposure of Resource to Wrong Sphere. CVSS score: 6.5/10. Published 2021-12-16.

How severe is CVE-2020-35215?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Atomix

CVE-2020-35215

An issue in Atomix v3.1.5 allows attackers to access sensitive information when a malicious Atomix node queries distributed variable primitives which contain the entire primitive lists that ONOS nodes use to share important states.

Published 2021-12-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (56.3th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Atomix — versions 3.1.5

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

References

docs.google.com/presentation/d/1pRRLfdSUqUZ688CZ9e9AyceuXPGp9oyGj7j4bdSsBcw/edit (Third Party Advisory)

Frequently asked questions

What is CVE-2020-35215?: CVE-2020-35215 is a medium-severity vulnerability in Atomix, classified under Exposure of Resource to Wrong Sphere. CVSS score: 6.5/10. Published 2021-12-16.
How severe is CVE-2020-35215?: Medium severity. CVSS v3 base score is 6.5 out of 10.