CVE-2021-39966
There is an Uninitialized AOD driver structure in Smartphones.Successful exploitation of this...
There is an Uninitialized AOD driver structure in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
There is an Uninitialized AOD driver structure in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality.
- Record
CVE-2021-39966- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-909
- Updated
- 2026-11-02
CVE List No score
There is an Uninitialized AOD driver structure in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality.
- Record
CVE-2021-39966- Updated
- 2026-11-02
EUVDEUVD-2021-26322 No score
There is an Uninitialized AOD driver structure in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality.
- Record
EUVD-2021-26322- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8545-cvqv-6pv6 No score
There is an Uninitialized AOD driver structure in Smartphones.Successful exploitation of this...
There is an Uninitialized AOD driver structure in Smartphones.Successful exploitation of this vulnerability may affect service confidentiality.
- Record
GHSA-8545-cvqv-6pv6- Weakness
- CWE-909
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-39966 is a high vulnerability (CVSS 7.5) in Huawei Emui, published January 3, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.70%, the 53rd percentile. No source names a fixed version.