Vulnerability Intelligence Report
CVE-2023-22614
An issue was discovered in ChipsetSvcSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. There is insufficient input validation in BIOS Guard updates. An attacker can induce memory corruption in SMM by supplying malformed inputs to the BIOS Guard SMI handler.
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
Exploitability:2.1
Impact Score:6.1
EPSS Probability:0.38%
Executive Threat Verdict
Evaluating...
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Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
—
Weaknesses (CWE)
CWE-787 ↗CWE-787 Out-of-bounds Write
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| insyde | insydeh2o | 05.42.52.0026, 05.43.01.0026, 05.43.12.0056, 05.44.34.0054, 05.44.45.0015, 05.44.45.0028 |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.378%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2023-01-04T00:00:00 |
| Published | 2023-04-11T00:00:00 |
| Last Updated | 2025-02-11T20:09:44 |
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