Executive Summary
| Informations | |||
|---|---|---|---|
| Name | CVE-2022-4020 | First vendor Publication | 2022-11-28 |
| Vendor | Cve | Last vendor Modification | 2023-11-07 |
Security-Database Scoring CVSS v3
| Cvss vector : CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H | |||
|---|---|---|---|
| Overall CVSS Score | 8.2 | ||
| Base Score | 8.2 | Environmental Score | 8.2 |
| impact SubScore | 6 | Temporal Score | 8.2 |
| Exploitabality Sub Score | 1.5 | ||
| Attack Vector | Local | Attack Complexity | Low |
| Privileges Required | High | User Interaction | None |
| Scope | Changed | Confidentiality Impact | High |
| Integrity Impact | High | Availability Impact | High |
| Calculate full CVSS 3.0 Vectors scores | |||
Security-Database Scoring CVSS v2
| Cvss vector : | |||
|---|---|---|---|
| Cvss Base Score | N/A | Attack Range | N/A |
| Cvss Impact Score | N/A | Attack Complexity | N/A |
| Cvss Expoit Score | N/A | Authentication | N/A |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| Vulnerability in theĀ HQSwSmiDxe DXE driver on some consumer Acer Notebook devices may allow an attacker with elevated privileges to modify UEFI Secure Boot settings by modifying an NVRAM variable. |
Original Source
| Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-4020 |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 100 % | CWE-276 | Incorrect Default Permissions |
CPE : Common Platform Enumeration
| Type | Description | Count |
|---|---|---|
| Os | 1 | |
| Os | 1 | |
| Os | 1 | |
| Os | 1 | |
| Os | 1 |
Sources (Detail)
| Source | Url |
|---|---|
| MISC | https://community.acer.com/en/kb/articles/15520-security-vulnerability-regard... |
Alert History
| Date | Informations |
|---|---|
| 2023-11-07 21:31:10 |
|
| 2022-12-02 00:27:17 |
|
| 2022-11-28 17:27:12 |
|
