DM Database Server Memory Corruption Vulnerability
Vulnerable:All Version
Discovered by:Shennan Wang (HuaweiSymantec SRT)
A vulnerability in DM Database Server all version allows attacker to execute \
arbitrary code or cause a DoS (Denial of Service).Authentication is required to exploit this vulnerability.
The specific flaw exists within the SP_DEL_BAK_EXPIRED procedure.


(458.5fc): Access violation - code c0000005 (!!! second chance !!!)
eax=00000000 ebx=02d3d430 ecx=ffffffff edx=074ecfd0 esi=074ed37c edi=0000041c
eip=100d1753 esp=074eccec ebp=074ed1fc iopl=0         nv up ei pl zr na pe nc
cs=001b  ss=0023  ds=0023  es=0023  fs=003b  gs=0000             efl=00010246
*** WARNING: Unable to verify checksum for C:\dmdbms\bin\wdm_dll.dll
*** ERROR: Symbol file could not be found.  Defaulted to export symbols for \
C:\dmdbms\bin\wdm_dll.dll -  wdm_dll+0xd1753:
100d1753 f2ae            repne scas byte ptr es:[edi]
0:009> da ebp

2010.04.17   Report to vendor,no response.
2010.05.31   Public


04/19/2012 23:36

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05/27/2013 01:23

Servers rule the computers in an office. So any vulnerability to it will affect the whole system. Thank you for discussing about the DM Database Server Memory Corruption Vulnerability. The step by step explanation is very good to diagnose the problem.

09/23/2013 13:36

Excellent post.I want to thank you for this informative read, I really appreciate sharing this great post. Keep up your work! :)

07/03/2013 00:48

Thanks for bringing it to the notice of the online community. I have been using the DM database server and I do hope that they find a patch to fix the issue as soon as possible or else the security risk will affect us badly.


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