Insufficient compartmentalization in HECI subsystem for the Intel(R) SPS before versions SPS_E5_04.01.04.516.0 SPS_E5_04.04.04.033.0 SPS_E5_04.04.03.281.0 SPS_E5_03.01.03.116.0 SPS_E3_05.01.04.309.0 SPS_02.04.00.101.0 SPS_SoC-A_05.00.03.114.0 SPS_SoC-X_04.00.04.326.0 SPS_SoC-X_03.00.03.117.0 IGN_E5_91.00.00.167.0 SPS_PHI_03.01.03.078.0 may allow an authenticated user to potentially enable escalation of privilege via physical access.