How severe is CVE-2021-22470?

CVE-2021-22470 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-2021-22470 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22470?

CVE-2021-22470 affects Huawei Harmonyos. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-22470?

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-2021-22470 published?

CVE-2021-22470 was published on 2021-10-28 and last updated on 2026-06-17.

CVE-2021-22470

CVE-2021-22470 is a high-severity vulnerability in Huawei Harmonyos 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.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (6th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Huawei Harmonyos
Published: 2021-10-28
Last modified: 2026-06-17

Description

A component of the HarmonyOS has a Privileges Controls vulnerability. Local attackers may exploit this vulnerability to expand the Recording Trusted Domain.

Frequently asked questions

What is CVE-2021-22470?: A component of the HarmonyOS has a Privileges Controls vulnerability. Local attackers may exploit this vulnerability to expand the Recording Trusted Domain.
How severe is CVE-2021-22470?: CVE-2021-22470 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-2021-22470 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22470?: CVE-2021-22470 affects Huawei Harmonyos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-22470?: 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-2021-22470 published?: CVE-2021-22470 was published on 2021-10-28 and last updated on 2026-06-17.

References

https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808

Affected products (1)

cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*

More vulnerabilities in Huawei Harmonyos

CVE-2023-34157 — Critical (CVSS 10.0): Vulnerability of HwWatchHealth being hijacked.Successful exploitation of this vulnerability may cause repeated pop-up…
CVE-2023-52381 — Critical (CVSS 9.8): Script injection vulnerability in the email module.Successful exploitation of this vulnerability may affect service…
CVE-2023-52378 — Critical (CVSS 9.8): Vulnerability of incorrect service logic in the WindowManagerServices module.Successful exploitation of this…
CVE-2023-52370 — Critical (CVSS 9.8): Stack overflow vulnerability in the network acceleration module.Successful exploitation of this vulnerability may cause…
CVE-2023-52103 — Critical (CVSS 9.8): Buffer overflow vulnerability in the FLP module. Successful exploitation of this vulnerability may cause out-of-bounds…
CVE-2023-46773 — Critical (CVSS 9.8): Permission management vulnerability in the PMS module. Successful exploitation of this vulnerability may cause…

All CVEs affecting Huawei Harmonyos →