CVE-2022-35896
MEDIUM
6
CVSS Score
Published: September 21, 2022 at 11:33 PM UTC
Updated: June 17, 2026 at 04:52 AM UTC
1 product affected across 1 vendorInsydeH2O
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Severity
MEDIUM6
Exploit prediction
EPSS 0.3%
SSVC
PoC
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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (3)
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://binarly.io/advisories/BRLY-2022-025/index.htmlx_refsource_MISCVendor Advisory
Source: [email protected]
https://www.insyde.com/security-pledge/SA-2022034SSVC — Action Prioritization
SSVCPoCNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
6MEDIUMCISA-ADP
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- CHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-20
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