How severe is CVE-2021-23154?

CVE-2021-23154 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-23154 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-23154?

CVE-2021-23154 affects Mirantis Lens. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-23154?

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

When was CVE-2021-23154 published?

CVE-2021-23154 was published on 2022-01-10 and last updated on 2026-06-17.

CVE-2021-23154

CVE-2021-23154 is a medium-severity vulnerability in Mirantis Lens with a CVSS 3.x base score of 6.3. 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-78.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 9.3
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Mirantis Lens
Published: 2022-01-10
Last modified: 2026-06-17

Description

In Lens prior to 5.3.4, custom helm chart configuration creates helm commands from string concatenation of provided arguments which are then executed in the user's shell. Arguments can be provided which cause arbitrary shell commands to run on the system.

Frequently asked questions

What is CVE-2021-23154?: In Lens prior to 5.3.4, custom helm chart configuration creates helm commands from string concatenation of provided arguments which are then executed in the user's shell. Arguments can be provided which cause arbitrary shell commands to run on the system.
How severe is CVE-2021-23154?: CVE-2021-23154 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-23154 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-23154?: CVE-2021-23154 affects Mirantis Lens. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-23154?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-23154 published?: CVE-2021-23154 was published on 2022-01-10 and last updated on 2026-06-17.

References

https://github.com/Mirantis/security/blob/main/advisories/0003.md

Affected products (1)

cpe:2.3:a:mirantis:lens:*:*:*:*:*:*:*:*

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