An issue was discovered in HddPassword in Insyde InsydeH2O with kernel 5.1 before 05.16.23, 5.2 before 05.26.23, 5.3 before 05.35.23, 5.4 before 05.43.22, and 5.5 before 05.51.22. An SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
Se ha descubierto un problema en HddPassword en InsydeH2O con el kernel versión 5.1 antes de 05.16.23, versión 5.2 antes de 05.26.23, versión 5.3 antes de 05.35.23, versión 5.4 antes de 05.43.22 y versión 5.5 antes de 05.51.22. Una vulnerabilidad de corrupción de memoria de SMM permite a un atacante escribir datos fijos o predecibles en la SMRAM. La explotación de este problema podría conducir a la escalada de privilegios en el SMM.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
| Attack Vector | LOCAL |
|---|---|
| Attack Complexity | LOW |
| Privileges Required | HIGH |
| User Interaction | NONE |
| Scope | CHANGED |
| Confidentiality Impact | HIGH |
| Integrity Impact | HIGH |
| Availability Impact | HIGH |
AV:L/AC:L/Au:N/C:C/I:C/A:C
| Access Vector | LOCAL |
|---|---|
| Access Complexity | LOW |
| Authentication | NONE |
| Confidentiality Impact | COMPLETE |
| Integrity Impact | COMPLETE |
| Availability Impact | COMPLETE |
| Source | Type | Description |
|---|---|---|
| [email protected] | Primary |
en
CWE-787
|
| Vendor | Product | Version | Update | Type |
|---|---|---|---|---|
| insyde | insydeh2o | * | <built-in method update of dict object at 0x72f03a95dcc0> | Application |
| insyde | insydeh2o | * | <built-in method update of dict object at 0x72f05824d200> | Application |
| insyde | insydeh2o | * | <built-in method update of dict object at 0x72f03a95ff80> | Application |
| Vulnerable | CPE |
|---|---|
| Yes | cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:* |
| Vulnerable | CPE |
|---|---|
| Yes | cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:* |
| Vulnerable | CPE |
|---|---|
| Yes | cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:* |