How severe is CVE-2020-35215?

CVE-2020-35215 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-35215 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-35215?

CVE-2020-35215 affects Atomix. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-35215?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-35215 published?

CVE-2020-35215 was published on 2021-12-16 and last updated on 2026-06-17.

CVE-2020-35215

CVE-2020-35215 is a medium-severity vulnerability in Atomix with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-668.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Atomix
Published: 2021-12-16
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2020-35215?: CVE-2020-35215 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-35215 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-35215?: CVE-2020-35215 affects Atomix. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-35215?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-35215 published?: CVE-2020-35215 was published on 2021-12-16 and last updated on 2026-06-17.

References

https://docs.google.com/presentation/d/1pRRLfdSUqUZ688CZ9e9AyceuXPGp9oyGj7j4bdSsBcw/edit?usp=sharing

Affected products (1)

cpe:2.3:a:atomix:atomix:3.1.5:*:*:*:*:*:*:*

More vulnerabilities in Atomix

CVE-2020-35214 — High (CVSS 8.1): An issue in Atomix v3.1.5 allows a malicious Atomix node to remove states of ONOS storage via abuse of primitive…
CVE-2020-35213 — High (CVSS 8.1): An issue in Atomix v3.1.5 allows attackers to cause a denial of service (DoS) via false link event messages sent to a…
CVE-2020-35211 — High (CVSS 7.5): An issue in Atomix v3.1.5 allows unauthorized Atomix nodes to become the lead node in a target cluster via manipulation…
CVE-2020-35209 — High (CVSS 7.5): An issue in Atomix v3.1.5 allows unauthorized Atomix nodes to join a target cluster via providing configuration…
CVE-2020-35210 — Medium (CVSS 6.5): A vulnerability in Atomix v3.1.5 allows attackers to cause a denial of service (DoS) via a Raft session flooding attack…
CVE-2020-35216 — Medium (CVSS 5.9): An issue in Atomix v3.1.5 allows attackers to cause a denial of service (DoS) via false member down event messages.

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