CVE-2022-35894

Severity Score

6.0

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. The SMI handler for the FwBlockServiceSmm driver uses an untrusted pointer as the location to copy data to an attacker-specified buffer, leading to information disclosure.

Se ha detectado un problema en InsydeH2O con el kernel versiones 5.0 hasta 5.5. El controlador SMI para el controlador FwBlockServiceSmm usa un puntero que no es confiable como ubicación para copiar datos en un búfer especificado por el atacante, conllevando a una divulgación de información

*Credits: N/A

CVSS Scores

NISTv3.1 6.0

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-07-15 CVE Reserved
2022-09-22 CVE Published
2024-04-14 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-401: Missing Release of Memory after Effective Lifetime

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC
https://binarly.io/advisories/BRLY-2022-018/index.html	2024-08-03

URL	Date	SRC

URL	Date	SRC
https://www.insyde.com/security-pledge	2022-09-26
https://www.insyde.com/security-pledge/SA-2022030	2022-09-26

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 < 05.09.37 Search vendor "Insyde" for product "Insydeh2o" and version " >= 5.0 < 05.09.37"		-		Affected
Insyde Search vendor "Insyde"		Insydeh2o Search vendor "Insyde" for product "Insydeh2o"				>= 5.1 < 5.17.37 Search vendor "Insyde" for product "Insydeh2o" and version " >= 5.1 < 5.17.37"		-		Affected
Insyde Search vendor "Insyde"		Insydeh2o Search vendor "Insyde" for product "Insydeh2o"				>= 5.2 < 05.27.29 Search vendor "Insyde" for product "Insydeh2o" and version " >= 5.2 < 05.27.29"		-		Affected
Insyde Search vendor "Insyde"		Insydeh2o Search vendor "Insyde" for product "Insydeh2o"				>= 5.3 < 05.36.29 Search vendor "Insyde" for product "Insydeh2o" and version " >= 5.3 < 05.36.29"		-		Affected
Insyde Search vendor "Insyde"		Insydeh2o Search vendor "Insyde" for product "Insydeh2o"				>= 5.4 < 05.44.29 Search vendor "Insyde" for product "Insydeh2o" and version " >= 5.4 < 05.44.29"		-		Affected
Insyde Search vendor "Insyde"		Insydeh2o Search vendor "Insyde" for product "Insydeh2o"				>= 5.5 < 05.52.29 Search vendor "Insyde" for product "Insydeh2o" and version " >= 5.5 < 05.52.29"		-		Affected