Executive Summary
| Informations | |||
|---|---|---|---|
| Name | CVE-2021-33625 | First vendor Publication | 2022-02-03 |
| Vendor | Cve | Last vendor Modification | 2024-11-21 |
Security-Database Scoring CVSS v3
| Cvss vector : CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H | |||
|---|---|---|---|
| Overall CVSS Score | 7.5 | ||
| Base Score | 7.5 | Environmental Score | 7.5 |
| impact SubScore | 6 | Temporal Score | 7.5 |
| Exploitabality Sub Score | 0.8 | ||
| Attack Vector | Local | Attack Complexity | High |
| 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 : (AV:L/AC:M/Au:N/C:C/I:C/A:C) | |||
|---|---|---|---|
| Cvss Base Score | 6.9 | Attack Range | Local |
| Cvss Impact Score | 10 | Attack Complexity | Medium |
| Cvss Expoit Score | 3.4 | Authentication | None Required |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| An issue was discovered in Kernel 5.x in Insyde InsydeH2O, affecting HddPassword. Software SMI services that use the Communicate() function of the EFI_SMM_COMMUNICATION_PROTOCOL do not check whether the address of the buffer is valid, which allows use of SMRAM, MMIO, or OS kernel addresses. |
Original Source
| Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33625 |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 100 % | CWE-119 | Failure to Constrain Operations within the Bounds of a Memory Buffer |
CPE : Common Platform Enumeration
Sources (Detail)
Alert History
| Date | Informations |
|---|---|
| 2024-11-28 13:57:29 |
|
| 2023-11-10 13:12:40 |
|
| 2023-11-10 02:14:30 |
|
| 2023-08-23 02:11:31 |
|
| 2023-08-16 02:06:32 |
|
| 2023-08-15 02:06:32 |
|
| 2022-04-13 00:23:21 |
|
| 2022-02-24 21:23:09 |
|
| 2022-02-10 01:51:29 |
|
| 2022-02-10 00:23:00 |
|
| 2022-02-09 00:22:59 |
|
| 2022-02-03 17:22:54 |
|
| 2022-02-03 09:22:55 |
|
