An issue was discovered in HddPassword in Insyde InsydeH2O with kernel 5.1 before 05.16.23, 5.2 before 05.26.23, 5.3 before 05.35.23, 5.4 before 05.43.22, and 5.5 before 05.51.22. An SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-30529 | An issue was discovered in HddPassword in Insyde InsydeH2O with kernel 5.1 before 05.16.23, 5.2 before 05.26.23, 5.3 before 05.35.23, 5.4 before 05.43.22, and 5.5 before 05.51.22. An SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 04 Nov 2025 20:30:00 +0000
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| References |
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Sun, 13 Jul 2025 13:45:00 +0000
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epss
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2025-11-04T19:12:46.366Z
Reserved: 2021-11-13T00:00:00.000Z
Link: CVE-2021-43615
No data.
Status : Modified
Published: 2022-02-03T02:15:07.470
Modified: 2025-11-04T20:16:02.543
Link: CVE-2021-43615
No data.
OpenCVE Enrichment
No data.
EUVD