CVE-2021-22421 — HIGH (7.8)

Vulnerability Description

A component of the HarmonyOS has a Improper Privilege Management vulnerability. Local attackers may exploit this vulnerability to cause further Elevation of Privileges.

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-269

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-2021-22421?

CVE-2021-22421 is a vulnerability with a CVSS score of 7.8 (HIGH). A component of the HarmonyOS has a Improper Privilege Management vulnerability. Local attackers may exploit this vulnerability to cause further Elevation of Privileges.

How severe is CVE-2021-22421?

CVE-2021-22421 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-2021-22421?

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