CVE-2021-22420 — HIGH (7.8)

Vulnerability Description

A component of the HarmonyOS has a External Control of System or Configuration Setting vulnerability. Local attackers may exploit this vulnerability to cause the underlying trust of the application trustlist mechanism is missing..

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Huawei	Harmonyos	2.0

Related Weaknesses (CWE)

CWE-668

References

https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_2Not ApplicableVendor Advisory
https://device.harmonyos.com/cn/docs/security/update/oem_security_update_phone_2Not ApplicableVendor Advisory

FAQ

What is CVE-2021-22420?

CVE-2021-22420 is a vulnerability with a CVSS score of 7.8 (HIGH). A component of the HarmonyOS has a External Control of System or Configuration Setting vulnerability. Local attackers may exploit this vulnerability to cause the underlying trust of the application tr...

How severe is CVE-2021-22420?

CVE-2021-22420 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-22420?

Check the references section above for vendor advisories and patch information. Affected products include: Huawei Harmonyos.