Vulnerability · Published Aug 9, 2022 · Assigned by huawei
CVE-2021-40040
High 7.5
In plain English
A high-severity security flaw in HarmonyOS;EMUI;Magic UI. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.6%top 52.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Vulnerability of writing data to an arbitrary address in the HW_KEYMASTER module. Successful exploitation of this vulnerability may affect confidentiality.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | HarmonyOS;EMUI;Magic UI | HarmonyOS 2.0EMUI 11.0.0,EMUI 10.1.1,EMUI 10.1.0,EMUI 10.0.0Magic UI 4.0.0,Magic UI 3.1.1,Magic UI 3.1.0,Magic UI 3.0.0 |