Improper Input Validation
CVE-2020-5956
Summary
An issue was discovered in SdLegacySmm in Insyde InsydeH2O with kernel 5.1 before 05.15.11, 5.2 before 05.25.11, 5.3 before 05.34.11, and 5.4 before 05.42.11. The software SMI handler allows untrusted external input because it does not verify CommBuffer.
- LOW
- NETWORK
- HIGH
- UNCHANGED
- NONE
- NONE
- NONE
- NONE
CWE-20 - Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
References
Advisory Timeline
- Published