Various universities following provides for MS admission through TOEFL score based. TOEFL Cut off score for most of the US Universities is 79 where some universities require minimum TOEFL score of 80.

Universities may set their own cut off score for TOEFL test. There may Universities which accepts admission though TOEFL Score and doesn't require GRE or GMAT Score.

Here are some TOEFL Cut off Score for some US Universities:

Arizona State University

Minimum TOFEL score required for ASU is: 83

Auburn University
Cut off TOEFL Score: 80, with the following minimum section requirements
Reading: 20
Listening: 20
Speaking: 20
Writing: 20

Brigham Young University
TOEFL Score Requirement for BYU is: 85, with the following minimum section requirements
Reading: 21
Listening: 21
Speaking: 22
Writing: 21

Case Western Reserve University - School of Graduate Studies
Minimum TOEFL Total Score: 79, with the following minimum section requirements
Reading: 19
Listening: 15
Writing: 22
Speaking: 23

Summary of the different levels of cut off for MS for each section:

Section Level Score Range
Reading or Listening High 22-30
Intermediate 15-21
Low 0-14
Speaking Good 26-30
Fair 18-25
Limited 10-17
Weak 0-9
Writing Good 24-30
Fair 17-23
Limited 1-16

Here is some TOEFL Cut off Score for some US Universities:
TOEFL paper TOEFL IBT
Adelphi University 550 80
American University 600 100
Andrews University 550 No
Arizona State University 500 61
Auburn University 550 79
Azusa Pacific University 587 94
Ball State University 550 79
Barry University 550 79
Baylor University 540 76
Biola University - 79
Boston College 600 100
Boston University 550-600 95
Bowling Green State University 520 61
Brandeis University 600 100
Brigham Young University–Provo 580 85
Brown University 600 100
California Institute of Technology 600 No
Carnegie Mellon University 600 100
Case Western Reserve University 550 80