STIGQter: STIG Summary: Tanium 7.x Security Technical Implementation Guide Version: 2 Release: 3 Benchmark Date: 02 Jul 2025:

The Tanium Application, SQL, and Module servers must all be configured to communicate using TLS 1.2 Strict Only.

DISA Rule

SV-253875r997297_rule

Vulnerability Number

V-253875

Group Title

SRG-APP-000439

Rule Version

TANS-SV-000070

Severity

CAT I

CCI(s)

• CCI-002418 - Protect the confidentiality and/or integrity of transmitted information.

Weight

10

Fix Recommendation

1. Access the Tanium Server.

2. Log on to the server with an account that has administrative privileges.

3. Access the server's registry by typing "regedit".

4. Press "Enter".

5. Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> SSL 2.0 >> Client.

6. Right-click in the right window pane.

7. Select: New >> DWORD (32-bit) Value.

8. In the "Name" field, enter "DisabledByDefault".

9. Press "Enter".

10. Right-click the newly created "Name".

11. Select "Modify...".

12. Enter "1" in "Value data:" and ensure that under "Base", the "Hexadecimal" radio button is selected.

13. Click "OK".

14. Right-click in the right window pane.

15. Select: New >> DWORD (32-bit) Value.

16. In the "Name" field, enter "Enabled".

17. Press "Enter".

18. Right-click the newly created "Name".

19. Select "Modify...".

20. Leave default value of "0" in "Value data:".

21. Ensure that under "Base", the "Hexadecimal" radio button is selected.

22. Click "OK".

23. Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> SSL 2.0 >> Server.

24. Right-click in the right window pane.

25. Select: New >> DWORD (32-bit) Value.

26. In the "Name" field, enter "DisabledByDefault".

27. Press "Enter".

28. Right-click the newly created "Name".

29. Select "Modify...".

30. Enter "1" in "Value data:" and ensure that under "Base", the "Hexadecimal" radio button is selected.

31. Click "OK".

32. Right-click in the right window pane.

33. Select: New >> DWORD (32-bit) Value.

34. In the "Name" field, enter "Enabled".

35. Press "Enter".

36. Right-click the newly created "Name".

37. Select "Modify...".

38. Leave default value of "0" in "Value data:".

39. Ensure that under "Base", the "Hexadecimal" radio button is selected.

40. Click "OK".

41. Repeat the above steps for SSL 3.0, TLS 1.0, and TLS 1.1.

42. Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> TLS 1.2 >> Client.

43. Right-click in the right window pane.

44. Select: New >> DWORD (32-bit) Value.

45. In the "Name" field, enter "DisabledByDefault".

46. Press "Enter".

47. Right-click the newly created "Name".

48. Select "Modify...".

49. Enter "0" in "Value data:" and ensure that under "Base", the "Hexadecimal" radio button is selected.

50. Click "OK".

51. Right-click in the right window pane.

52. Select: New >> DWORD (32-bit) Value.

53. In the "Name" field, enter "Enabled".

54. Press "Enter".

55. Right-click the newly created "Name".

56. Select "Modify...".

57. Leave default value of "1" in "Value data:".

58. Ensure that under "Base", the "Hexadecimal" radio button is selected.

59. Click "OK".

60. Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> TLS 1.2 >> Server.

61. Right-click in the right window pane.

62. Select: New >> DWORD (32-bit) Value.

63. In the "Name" field, enter "DisabledByDefault".

64. Press "Enter".

65. Right-click the newly created "Name".

66. Select "Modify...".

67. Enter "0" in "Value data:" and ensure that under "Base", the "Hexadecimal" radio button is selected.

68. Click "OK".

69. Right-click in the right window pane.

70. Select: New >> DWORD (32-bit) Value.

71. In the "Name" field, enter "Enabled".

72. Press "Enter".

73. Right-click the newly created "Name".

74. Select "Modify...".

75. Leave default value of "1" in "Value data:".

76. Ensure that under "Base", the "Hexadecimal" radio button is selected.

77. Click "OK".

Check Contents

1. Access the Tanium Servers (Application, SQL and Module) interactively.

2. Log on to the server with an account that has administrative privileges.

3. Access the server's registry by typing "regedit".

4. Press "Enter".

5. Confirm the following settings are in place:
a) Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> SSL 2.0 >> Client.

Name: DisabledByDefault
Type: REG_DWORD
Data: 0x0000001 (hex)

If the value for "DisabledByDefault" is not set to "1" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Name: Enabled
Type: REG_DWORD
Data: 0x00000000 (hex)

If the value for "Enabled" is not set to "0" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

b) Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> SSL 2.0 >> Server.

Name: DisabledByDefault
Type: REG_DWORD
Data: 0x0000001 (hex)

If the value for "DisabledByDefault" is not set to "1" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Name: Enabled
Type: REG_DWORD
Data: 0x00000000 (hex)

If the value for "Enabled" is not set to "0" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

c) Repeat the steps above for SSL 3.0, TLS 1.0, and TLS 1.1.

d) Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> TLS 1.2 >> Client.

Name: DisabledByDefault
Type: REG_DWORD
Data: 0x0000000 (hex)

If the value for "DisabledByDefault" is not set to "0" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Name: Enabled
Type: REG_DWORD
Data: 0x00000001 (hex)

If the value for "Enabled" is not set to "1" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

e) Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> SSL 2.0 >> Server.

Name: DisabledByDefault
Type: REG_DWORD
Data: 0x0000000 (hex)

If the value for "DisabledByDefault" is not set to "0" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Name: Enabled
Type: REG_DWORD
Data: 0x00000001 (hex)

If the value for "Enabled" is not set to "1" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Vulnerability Number

V-253875

Documentable

False

Rule Version

TANS-SV-000070

Severity Override Guidance

1. Access the Tanium Servers (Application, SQL and Module) interactively.

2. Log on to the server with an account that has administrative privileges.

3. Access the server's registry by typing "regedit".

4. Press "Enter".

5. Confirm the following settings are in place:
a) Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> SSL 2.0 >> Client.

Name: DisabledByDefault
Type: REG_DWORD
Data: 0x0000001 (hex)

If the value for "DisabledByDefault" is not set to "1" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Name: Enabled
Type: REG_DWORD
Data: 0x00000000 (hex)

If the value for "Enabled" is not set to "0" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

b) Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> SSL 2.0 >> Server.

Name: DisabledByDefault
Type: REG_DWORD
Data: 0x0000001 (hex)

If the value for "DisabledByDefault" is not set to "1" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Name: Enabled
Type: REG_DWORD
Data: 0x00000000 (hex)

If the value for "Enabled" is not set to "0" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

c) Repeat the steps above for SSL 3.0, TLS 1.0, and TLS 1.1.

d) Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> TLS 1.2 >> Client.

Name: DisabledByDefault
Type: REG_DWORD
Data: 0x0000000 (hex)

If the value for "DisabledByDefault" is not set to "0" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Name: Enabled
Type: REG_DWORD
Data: 0x00000001 (hex)

If the value for "Enabled" is not set to "1" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

e) Navigate to: HKEY_LOCAL_MACHINE >> SYSTEM >> CurrentControlSet >> Control >> SecurityProviders >> SCHANNEL >> Protocols >> SSL 2.0 >> Server.

Name: DisabledByDefault
Type: REG_DWORD
Data: 0x0000000 (hex)

If the value for "DisabledByDefault" is not set to "0" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Name: Enabled
Type: REG_DWORD
Data: 0x00000001 (hex)

If the value for "Enabled" is not set to "1" and "Type" is not configured to "REG_DWORD" or does not exist, this is a finding.

Check Content Reference

M

Target Key

5476