Hide Navigation Hide TOC Environment Variable Permissions - M1039 (609191bf-7d06-40e4-b1f8-9e11eb3ff8a6) Prevent modification of environment variables by unauthorized users and groups. Cluster A Galaxy A Cluster B Galaxy B Level Environment Variable Permissions - M1039 (609191bf-7d06-40e4-b1f8-9e11eb3ff8a6) Course of Action Impair Command History Logging - T1562.003 (8f504411-cb96-4dac-a537-8d2bb7679c59) Attack Pattern 1 Environment Variable Permissions - M1039 (609191bf-7d06-40e4-b1f8-9e11eb3ff8a6) Course of Action Clear Command History - T1070.003 (3aef9463-9a7a-43ba-8957-a867e07c1e6a) Attack Pattern 1 Impair Defenses - T1562 (3d333250-30e4-4a82-9edc-756c68afc529) Attack Pattern Impair Command History Logging - T1562.003 (8f504411-cb96-4dac-a537-8d2bb7679c59) Attack Pattern 2 Indicator Removal - T1070 (799ace7f-e227-4411-baa0-8868704f2a69) Attack Pattern Clear Command History - T1070.003 (3aef9463-9a7a-43ba-8957-a867e07c1e6a) Attack Pattern 2