CVE-2021-33658

CVE-2021-33658 is a high-severity vulnerability in Huawei Atune with a CVSS 3.x base score of 7.8. 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-306.

Key facts

Description

atune before 0.3-0.8 log in as a local user and run the curl command to access the local atune url interface to escalate the local privilege or modify any file. Authentication is not forcibly enabled in the default configuration.

Frequently asked questions

What is CVE-2021-33658?
atune before 0.3-0.8 log in as a local user and run the curl command to access the local atune url interface to escalate the local privilege or modify any file. Authentication is not forcibly enabled in the default configuration.
How severe is CVE-2021-33658?
CVE-2021-33658 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-33658 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-33658?
CVE-2021-33658 affects Huawei Atune. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-33658?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-33658 published?
CVE-2021-33658 was published on 2022-03-11 and last updated on 2026-06-17.

References

Affected products (1)

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