CVE-2022-36338
 
Severity Score
8.2
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM callout vulnerability in the SMM driver FwBlockServiceSmm, creating SMM, leads to arbitrary code execution. An attacker can replace the pointer to the UEFI boot service GetVariable with a pointer to malware, and then generate a software SMI.
Se ha detectado un problema en InsydeH2O con el kernel 5.0 hasta 5.5. Una vulnerabilidad de llamada SMM en el controlador SMM FwBlockServiceSmm, que crea SMM, conlleva a una ejecución de código arbitrario. Un atacante puede reemplazar el puntero al servicio de arranque UEFI GetVariable con un puntero a un software malicioso, y luego generar un SMI de software.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2022-07-21 CVE Reserved
- 2022-09-23 CVE Published
- 2024-05-14 EPSS Updated
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
CAPEC
References (3)
URL | Tag | Source |
---|
URL | Date | SRC |
---|---|---|
https://binarly.io/advisories/BRLY-2022-017/index.html | 2024-08-03 |
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
https://www.insyde.com/security-pledge | 2022-09-27 | |
https://www.insyde.com/security-pledge/SA-2022029 | 2022-09-27 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Insyde Search vendor "Insyde" | Insydeh2o Search vendor "Insyde" for product "Insydeh2o" | >= 5.0 <= 5.5 Search vendor "Insyde" for product "Insydeh2o" and version " >= 5.0 <= 5.5" | - |
Affected
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