How severe is CVE-2020-1701?

CVE-2020-1701 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-2020-1701 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-1701?

CVE-2020-1701 affects Kubevirt. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-1701?

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

When was CVE-2020-1701 published?

CVE-2020-1701 was published on 2021-05-27 and last updated on 2026-06-17.

CVE-2020-1701

CVE-2020-1701 is a medium-severity vulnerability in Kubevirt 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-732.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.0
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-732
Affected product: Kubevirt
Published: 2021-05-27
Last modified: 2026-06-17

Description

A flaw was found in the KubeVirt main virt-handler versions before 0.26.0 regarding the access permissions of virt-handler. An attacker with access to create VMs could attach any secret within their namespace, allowing them to read the contents of that secret.

Frequently asked questions

What is CVE-2020-1701?: A flaw was found in the KubeVirt main virt-handler versions before 0.26.0 regarding the access permissions of virt-handler. An attacker with access to create VMs could attach any secret within their namespace, allowing them to read the contents of that secret.
How severe is CVE-2020-1701?: CVE-2020-1701 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-2020-1701 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-1701?: CVE-2020-1701 affects Kubevirt. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-1701?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-1701 published?: CVE-2020-1701 was published on 2021-05-27 and last updated on 2026-06-17.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1792092

Affected products (1)

cpe:2.3:a:kubevirt:kubevirt:*:*:*:*:*:kubernetes:*:*

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