SQL Security Events

  • I have been getting the following events on an Information Security box, does anyone have any insight into what they mean? I I'm completely lost and don't even know where to start.

    Event Type: Information

    Event Source: MSSQLSERVER

    Event Category: (4)

    Event ID: 17055

    Date: 1/14/2008

    Time: 11:00:46 PM

    User: N/A

    Computer:

    Description:

    18456 :

    Login failed for user 'NT AUTHORITY\SYSTEM'.

    Data:

    0000: 18 48 00 00 0e 00 00 00 .*......

    0008: 0e 00 00 00 50 00 46 00 ....*.*.

    0010: 47 00 44 00 53 00 4d 00 *.*.*.*.

    0018: 42 00 41 00 4e 00 4b 00 *.*.*.*.

    0020: 30 00 31 00 37 00 00 00 *.*.*...

    0028: 07 00 00 00 6d 00 61 00 ....*.*.

    0030: 73 00 74 00 65 00 72 00 *.*.*.*.

    0038: 00 00

    -The *'s stand for the server name

    None The Volume Shadow Copy service entered the running state. 2673

    None The Volume Shadow Copy service was successfully sent a start control. 2672

    None Next Scheduled Event Obtained from Server TSMWIN401 (AIX-RS/6000): ----------------------------------------------------------------------------- Schedule Name: 2300_SUN-FRI Action: Incremental Objects: (none) Options: (none) Server Window Start: 23:00:00 on 01/14/2008 ----------------------------------------------------------------------------- 5160

    None 0000: 2d 20 43 6f 64 65 3a 20 0008: 53 51 4c 43 4f 4e 4e 43 0010: 30 30 30 30 30 34 39 31 0018: 2d 20 43 61 6c 6c 3a 20 0020: 53 51 4c 43 4f 4e 4e 43 0028: 30 30 30 30 30 33 39 37 0030: 2d 20 50 49 44 3a 20 20 0038: 30 30 30 30 35 36 39 36 0040: 2d 20 54 49 44 3a 20 20 0048: 30 30 30 30 34 31 31 36 0050: 2d 20 43 4d 44 3a 20 20 0058: 43 3a 5c 57 49 4e 44 4f 0060: 57 53 5c 53 79 73 74 65 0068: 6d 33 32 5c 76 73 73 76 0070: 63 2e 65 78 65 20 20 20 0078: 2d 20 55 73 65 72 3a 20 0080: 4e 54 20 41 55 54 48 4f 0088: 52 49 54 59 5c 53 59 53 0090: 54 45 4d 20 20 20 20 20 0098: 2d 20 53 69 64 3a 20 20 00a0: 53 2d 31 2d 35 2d 31 38 Sqllib error: OLEDB Error encountered calling IDBInitialize::Initialize. hr = 0x80040e4d. SQLSTATE: 42000, Native Error: 18456 Error state: 1, Severity: 14 Source: Microsoft OLE DB Provider for SQL Server Error message: Login failed for user 'NT AUTHORITY\SYSTEM'. 5179

    Services 0000: 18 48 00 00 0e 00 00 00 ....... 0008: 0e 00 00 00 50 00 46 00 ...... 0010: 47 00 44 00 53 00 4d 00 .... 0018: 42 00 41 00 4e 00 4b 00 .... 0020: 30 00 31 00 37 00 00 00 ..... 0028: 07 00 00 00 6d 00 61 00 ...... 0030: 73 00 74 00 65 00 72 00 .... 0038: 00 00 80 00 78 30 00 00 ...... 18456 : Login failed for user 'NT AUTHORITY\SYSTEM'. 5178

  • Disable VSS (Volume Shadow Copy Service). More information on VSS -

    http://www.windowsnetworking.com/articles_tutorials/Windows-Server-2003-Volume-Shadow-Copy-Service.html

  • Is that needed for TSM or any other critical functions? Also...

    Around that time there are multiple failed logins for "Login failed for user 'NT AUTHORITY\SYSTEM'.". I remove the 'BUILTIN adminstrators' for each server for security reasons, is 'NT AUTHORITY\SYSTEM' needed for something?

    -Kyle

  • What account are the SQL service(s) running under?

  • Is there some sort of script I use to figure this out?

    -Kyle

  • Just go to start -> run -> services.msc and look at the SQL Server service, SQL Server Agent service, etc. You could also view this on the properties page for both SQL Server and the SQL Server agent within SQL Server Management studio.

    I suspect VSS is enabled on your data volume which is generating the first error. Also sounds like SQL server is running under local system which could account for the second error. Run the services under a domain account which has permissions in MSSQL.

  • Both of the SQLSERVER* work under a domain account. However, Microsoft Shadow copy Provider is running under Local System, could that be what is causing the error?

    -Kyle

  • Likely - this is VSS. I would disable VSS if you aren't using it. At a minimum ensure that your SQL directories are excluded.

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