CVE-2020-1701
Permissions bypass in KubeVirt
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2020-1701- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Weakness
- CWE-732
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2020-1701- Weakness
- CWE-732
- Updated
- 2026-11-02
EUVDEUVD-2021-1288 No score
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.
- Record
EUVD-2021-1288- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-849r-8wvp-4wwg
Permissions bypass in KubeVirt
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.
- Record
GHSA-849r-8wvp-4wwg- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-732
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2020-1701- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-849r-8wvp-4wwg
Permissions bypass in KubeVirt
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.
- Record
GHSA-849r-8wvp-4wwg- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-732
- Updated
- 2026-11-02
OSVGO-2024-2765 No score
Permissions bypass in KubeVirt in kubevirt.io/kubevirt
Permissions bypass in KubeVirt in kubevirt.io/kubevirt
- Record
GO-2024-2765- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
kubevirt.io/kubevirtGo |
before 0.26.0 | 0.26.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-1701 is a medium vulnerability (CVSS 6.5) in Kubevirt, published May 27, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.75%, the 55th percentile. Fixed in kubevirt.io/kubevirt 0.26.0.
References
bugzilla.redhat.com/show_bug.cgi?id=1792092
nvd.nist.gov/vuln/detail/CVE-2020-1701
github.com/kubevirt/kubevirt/issues/2967