Description

An issue SMM memory leak vulnerability in SMM driver (SMRAM was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An attacker can dump SMRAM contents via the software SMI provided by the FvbServicesRuntimeDxe driver to read the contents of SMRAM, leading to information disclosure.

Related CPE's

a

insyde

insydeh2o

Vulnerable

References

https://binarly.io/advisories/BRLY-2022-025/index.html

ExploitThird Party Advisory

https://www.insyde.com/security-pledge

Vendor Advisory

https://www.insyde.com/security-pledge/SA-2022034

Vendor Advisory

Weaknesses

[email protected]

Primary
CWE-20

CVSS impact metrics

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

6 · Medium

  • CVSS V3.1

  • CVSS V3.0

  • CVSS V2.0

Information

Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2022-09-22T00:15:10.003

2 years ago

Last modified

2023-08-08T14:21:49.707

1 year ago