COMMAX UMS Client ActiveX Control 1.7.0.2 (CNC_Ctrl.dll) Heap Buffer Overflow Vendor: COMMAX Co., Ltd. Prodcut web page: https://www.commax.com Affected version: 1.7.0.2 Summary: COMMAX activex web viewer UMS client (32bit) for COMMAX DVR/NVR. Desc: The vulnerability is caused due to a boundary error in the processing of user input, which can be exploited to cause a heap based buffer overflow when a user inserts overly long array of string bytes through several functions. Successful exploitation could allow execution of arbitrary code on the affected node. Tested on: Microsoft Windows 10 Home (64bit) EN Microsoft Internet Explorer 20H2 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2021-5664 Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5664.php 02.08.2021 -- == (5b1c.59e8): Access violation - code c0000005 (first chance) First chance exceptions are reported before any exception handling. This exception may be expected and handled. *** ERROR: Symbol file could not be found. Defaulted to export symbols for CNC_Ctrl.DLL - CNC_Ctrl!DllUnregisterServer+0x19e34: 10028cf2 83a1d412000000 and dword ptr [ecx+12D4h],0 ds:002b:000012d4=???????? 0:000:x86> r eax=00000001 ebx=10119db8 ecx=00000000 edx=81ff6f2e esi=058c0048 edi=00000001 eip=10028cf2 esp=030fcf10 ebp=030fe33c iopl=0 nv up ei pl nz na pe nc cs=0023 ss=002b ds=002b es=002b fs=0053 gs=002b efl=00010206 CNC_Ctrl!DllUnregisterServer+0x19e34: 10028cf2 83a1d412000000 and dword ptr [ecx+12D4h],0 ds:002b:000012d4=???????? 0:000:x86> !exchain 030feab4: 41414141 Invalid exception stack at 41414141 0:000:x86> d esp 030fcf10 41 41 41 41 41 41 41 41-41 41 41 41 41 41 41 41 AAAAAAAAAAAAAAAA 030fcf20 41 41 41 41 41 41 41 41-41 41 41 41 41 41 41 41 AAAAAAAAAAAAAAAA 030fcf30 41 41 41 41 41 41 41 41-41 41 41 41 41 41 41 41 AAAAAAAAAAAAAAAA 030fcf40 41 41 41 41 41 41 41 41-41 41 41 41 41 41 41 41 AAAAAAAAAAAAAAAA 030fcf50 41 41 41 41 41 41 41 41-41 41 41 41 41 41 41 41 AAAAAAAAAAAAAAAA 030fcf60 41 41 41 41 41 41 41 41-41 41 41 41 41 41 41 41 AAAAAAAAAAAAAAAA 030fcf70 41 41 41 41 41 41 41 41-41 41 41 41 41 41 41 41 AAAAAAAAAAAAAAAA 030fcf80 41 41 41 41 41 41 41 41-41 41 41 41 41 41 41 41 AAAAAAAAAAAAAAAA 0:000:x86> d ebp 030fe33c 61 61 61 61 61 61 61 61-61 61 61 61 61 61 61 61 aaaaaaaaaaaaaaaa 030fe34c 61 61 61 61 61 61 61 61-61 61 61 61 61 61 61 61 aaaaaaaaaaaaaaaa 030fe35c 61 61 61 61 61 61 61 61-61 61 61 61 61 61 61 61 aaaaaaaaaaaaaaaa 030fe36c 61 61 61 61 61 61 61 61-61 61 61 61 61 61 61 61 aaaaaaaaaaaaaaaa 030fe37c 61 61 61 61 61 61 61 61-61 61 61 61 61 61 61 61 aaaaaaaaaaaaaaaa 030fe38c 61 61 61 61 61 61 61 61-61 61 61 61 61 61 61 61 aaaaaaaaaaaaaaaa 030fe39c 61 61 61 61 61 61 61 61-61 61 61 61 61 61 61 61 aaaaaaaaaaaaaaaa 030fe3ac 61 61 61 61 61 61 61 61-61 61 61 61 61 61 61 61 aaaaaaaaaaaaaaaa 0:000:x86> !analyze -v ******************************************************************************* * * * Exception Analysis * * * ******************************************************************************* GetUrlPageData2 (WinHttp) failed: 12002. DUMP_CLASS: 2 DUMP_QUALIFIER: 0 FAULTING_IP: CNC_Ctrl!DllUnregisterServer+18ee3 10027da1 8999d4120000 mov dword ptr [ecx+12D4h],ebx EXCEPTION_RECORD: (.exr -1) ExceptionAddress: 10027da1 (CNC_Ctrl!DllUnregisterServer+0x00018ee3) ExceptionCode: c0000005 (Access violation) ExceptionFlags: 00000000 NumberParameters: 2 Parameter[0]: 00000001 Parameter[1]: 000012d4 Attempt to write to address 000012d4 FAULTING_THREAD: 000056a4 DEFAULT_BUCKET_ID: INVALID_POINTER_WRITE PROCESS_NAME: wscript.exe ERROR_CODE: (NTSTATUS) 0xc0000005 - The instruction at 0x%p referenced memory at 0x%p. The memory could not be %s. EXCEPTION_CODE: (NTSTATUS) 0xc0000005 - The instruction at 0x%p referenced memory at 0x%p. The memory could not be %s. EXCEPTION_CODE_STR: c0000005 EXCEPTION_PARAMETER1: 00000001 EXCEPTION_PARAMETER2: 000012d4 FOLLOWUP_IP: CNC_Ctrl!DllUnregisterServer+18ee3 10027da1 8999d4120000 mov dword ptr [ecx+12D4h],ebx WRITE_ADDRESS: 000012d4 WATSON_BKT_PROCSTAMP: 7159f3df WATSON_BKT_PROCVER: 5.812.10240.16384 PROCESS_VER_PRODUCT: Microsoft ® Windows Script Host WATSON_BKT_MODULE: CNC_Ctrl.DLL WATSON_BKT_MODSTAMP: 547ed821 WATSON_BKT_MODOFFSET: 27da1 WATSON_BKT_MODVER: 1.7.0.2 MODULE_VER_PRODUCT: CNC_Ctrl Module BUILD_VERSION_STRING: 10.0.19041.1023 (WinBuild.160101.0800) MODLIST_WITH_TSCHKSUM_HASH: d459299c6b0ff5b482d41c6445b84a3447c0171e MODLIST_SHA1_HASH: 18e8e8c8cdd4f9db5369e6ca934fd1b74bcb19c1 NTGLOBALFLAG: 0 PROCESS_BAM_CURRENT_THROTTLED: 0 PROCESS_BAM_PREVIOUS_THROTTLED: 0 APPLICATION_VERIFIER_FLAGS: 0 PRODUCT_TYPE: 1 SUITE_MASK: 784 DUMP_TYPE: fe ANALYSIS_SESSION_HOST: LAB17 ANALYSIS_SESSION_TIME: 08-12-2021 13:37:16.0907 ANALYSIS_VERSION: 10.0.16299.91 amd64fre THREAD_ATTRIBUTES: OS_LOCALE: ENU PROBLEM_CLASSES: ID: [0n301] Type: [@ACCESS_VIOLATION] Class: Addendum Scope: BUCKET_ID Name: Omit Data: Omit PID: [Unspecified] TID: [0x56a4] Frame: [0] : CNC_Ctrl!DllUnregisterServer ID: [0n274] Type: [INVALID_POINTER_WRITE] Class: Primary Scope: DEFAULT_BUCKET_ID (Failure Bucket ID prefix) BUCKET_ID Name: Add Data: Omit PID: [Unspecified] TID: [0x56a4] Frame: [0] : CNC_Ctrl!DllUnregisterServer ID: [0n152] Type: [ZEROED_STACK] Class: Addendum Scope: BUCKET_ID Name: Add Data: Omit PID: [0x56e4] TID: [0x56a4] Frame: [0] : CNC_Ctrl!DllUnregisterServer BUGCHECK_STR: APPLICATION_FAULT_INVALID_POINTER_WRITE_ZEROED_STACK PRIMARY_PROBLEM_CLASS: APPLICATION_FAULT IP_ON_HEAP: 61616161 The fault address in not in any loaded module, please check your build's rebase log at \bin\build_logs\timebuild\ntrebase.log for module which may contain the address if it were loaded. IP_IN_FREE_BLOCK: 61616161 FRAME_ONE_INVALID: 1 LAST_CONTROL_TRANSFER: from 61616161 to 10027da1 STACK_TEXT: WARNING: Stack unwind information not available. Following frames may be wrong. 00afe294 61616161 61616161 61616161 61616161 CNC_Ctrl!DllUnregisterServer+0x18ee3 00afe298 61616161 61616161 61616161 61616161 0x61616161 00afe29c 61616161 61616161 61616161 61616161 0x61616161 00afe2a0 61616161 61616161 61616161 61616161 0x61616161 00afe2a4 61616161 61616161 61616161 61616161 0x61616161 00afe2a8 61616161 61616161 61616161 61616161 0x61616161 00afe2ac 61616161 61616161 61616161 61616161 0x61616161 00afe2b0 61616161 61616161 61616161 61616161 0x61616161 00afe2b4 61616161 61616161 61616161 61616161 0x61616161 00afe2b8 61616161 61616161 61616161 61616161 0x61616161 00afe2bc 61616161 61616161 61616161 61616161 0x61616161 00afe2c0 61616161 61616161 61616161 61616161 0x61616161 00afe2c4 61616161 61616161 61616161 61616161 0x61616161 00afe2c8 61616161 61616161 61616161 61616161 0x61616161 00afe2cc 61616161 61616161 61616161 61616161 0x61616161 00afe2d0 61616161 61616161 61616161 61616161 0x61616161 00afe2d4 61616161 61616161 61616161 61616161 0x61616161 00afe2d8 61616161 61616161 61616161 61616161 0x61616161 00afe2dc 61616161 61616161 61616161 61616161 0x61616161 00afe2e0 61616161 61616161 61616161 61616161 0x61616161 00afe2e4 61616161 61616161 61616161 61616161 0x61616161 00afe2e8 61616161 61616161 61616161 61616161 0x61616161 00afe2ec 61616161 61616161 61616161 61616161 0x61616161 00afe2f0 61616161 61616161 61616161 61616161 0x61616161 00afe2f4 61616161 61616161 61616161 61616161 0x61616161 00afe2f8 61616161 61616161 61616161 61616161 0x61616161 00afe2fc 61616161 61616161 61616161 61616161 0x61616161 00afe300 61616161 61616161 61616161 61616161 0x61616161 00afe304 61616161 61616161 61616161 61616161 0x61616161 00afe308 61616161 61616161 61616161 61616161 0x61616161 00afe30c 61616161 61616161 61616161 61616161 0x61616161 00afe310 61616161 61616161 61616161 61616161 0x61616161 00afe314 61616161 61616161 61616161 61616161 0x61616161 00afe318 61616161 61616161 61616161 41414141 0x61616161 00afe31c 61616161 61616161 41414141 41414141 0x61616161 00afe320 61616161 41414141 41414141 41414141 0x61616161 00afe324 41414141 41414141 41414141 41414141 0x61616161 00afe328 41414141 41414141 41414141 41414141 0x41414141 00afe32c 41414141 41414141 41414141 41414141 0x41414141 00afe330 41414141 41414141 41414141 41414141 0x41414141 00afe334 41414141 41414141 41414141 41414141 0x41414141 00afe338 41414141 41414141 41414141 41414141 0x41414141 00afe33c 41414141 41414141 41414141 41414141 0x41414141 00afe340 41414141 41414141 41414141 41414141 0x41414141 00afe344 41414141 41414141 41414141 41414141 0x41414141 00afe348 41414141 41414141 41414141 41414141 0x41414141 00afe34c 41414141 41414141 41414141 41414141 0x41414141 00afe350 41414141 41414141 41414141 41414141 0x41414141 00afe354 41414141 41414141 41414141 41414141 0x41414141 00afe358 41414141 41414141 41414141 41414141 0x41414141 00afe35c 41414141 41414141 41414141 41414141 0x41414141 00afe360 41414141 41414141 41414141 41414141 0x41414141 00afe364 41414141 41414141 41414141 41414141 0x41414141 00afe368 41414141 41414141 41414141 41414141 0x41414141 00afe36c 41414141 41414141 41414141 41414141 0x41414141 00afe370 41414141 41414141 41414141 41414141 0x41414141 00afe374 41414141 41414141 41414141 41414141 0x41414141 00afe378 41414141 41414141 41414141 41414141 0x41414141 00afe37c 41414141 41414141 41414141 41414141 0x41414141 00afe380 41414141 41414141 41414141 41414141 0x41414141 00afe384 41414141 41414141 41414141 41414141 0x41414141 00afe388 41414141 41414141 41414141 41414141 0x41414141 00afe38c 41414141 41414141 41414141 41414141 0x41414141 00afe390 41414141 41414141 41414141 41414141 0x41414141 00afe394 41414141 41414141 41414141 41414141 0x41414141 00afe398 41414141 41414141 41414141 41414141 0x41414141 00afe39c 41414141 41414141 41414141 41414141 0x41414141 00afe3a0 41414141 41414141 41414141 41414141 0x41414141 00afe3a4 41414141 41414141 41414141 41414141 0x41414141 00afe3a8 41414141 41414141 41414141 41414141 0x41414141 00afe3ac 41414141 41414141 41414141 41414141 0x41414141 00afe3b0 41414141 41414141 41414141 41414141 0x41414141 00afe3b4 41414141 41414141 41414141 41414141 0x41414141 00afe3b8 41414141 41414141 41414141 41414141 0x41414141 00afe3bc 41414141 41414141 41414141 41414141 0x41414141 00afe3c0 41414141 41414141 41414141 41414141 0x41414141 00afe3c4 41414141 41414141 41414141 41414141 0x41414141 00afe3c8 41414141 41414141 41414141 41414141 0x41414141 00afe3cc 41414141 41414141 41414141 41414141 0x41414141 00afe3d0 41414141 41414141 41414141 41414141 0x41414141 00afe3d4 41414141 41414141 41414141 41414141 0x41414141 00afe3d8 41414141 41414141 41414141 41414141 0x41414141 00afe3dc 41414141 41414141 41414141 41414141 0x41414141 00afe3e0 41414141 41414141 41414141 41414141 0x41414141 00afe3e4 41414141 41414141 41414141 41414141 0x41414141 00afe3e8 41414141 41414141 41414141 41414141 0x41414141 00afe3ec 41414141 41414141 41414141 41414141 0x41414141 00afe3f0 41414141 41414141 41414141 41414141 0x41414141 00afe3f4 41414141 41414141 41414141 41414141 0x41414141 00afe3f8 41414141 41414141 41414141 41414141 0x41414141 00afe3fc 41414141 41414141 41414141 41414141 0x41414141 00afe400 41414141 41414141 41414141 41414141 0x41414141 00afe404 41414141 41414141 41414141 41414141 0x41414141 00afe408 41414141 41414141 41414141 41414141 0x41414141 00afe40c 41414141 41414141 41414141 41414141 0x41414141 00afe410 41414141 41414141 41414141 41414141 0x41414141 00afe414 41414141 41414141 41414141 41414141 0x41414141 00afe418 41414141 41414141 41414141 41414141 0x41414141 00afe41c 41414141 41414141 41414141 41414141 0x41414141 00afe420 41414141 41414141 41414141 41414141 0x41414141 00afe424 41414141 41414141 41414141 41414141 0x41414141 00afe428 41414141 41414141 41414141 41414141 0x41414141 00afe42c 41414141 41414141 41414141 41414141 0x41414141 00afe430 41414141 41414141 41414141 41414141 0x41414141 00afe434 41414141 41414141 41414141 41414141 0x41414141 00afe438 41414141 41414141 41414141 41414141 0x41414141 00afe43c 41414141 41414141 41414141 41414141 0x41414141 00afe440 41414141 41414141 41414141 41414141 0x41414141 00afe444 41414141 41414141 41414141 41414141 0x41414141 00afe448 41414141 41414141 41414141 41414141 0x41414141 00afe44c 41414141 41414141 41414141 41414141 0x41414141 00afe450 41414141 41414141 41414141 41414141 0x41414141 00afe454 41414141 41414141 41414141 41414141 0x41414141 00afe458 41414141 41414141 41414141 41414141 0x41414141 00afe45c 41414141 41414141 41414141 41414141 0x41414141 00afe460 41414141 41414141 41414141 41414141 0x41414141 00afe464 41414141 41414141 41414141 41414141 0x41414141 00afe468 41414141 41414141 41414141 41414141 0x41414141 00afe46c 41414141 41414141 41414141 41414141 0x41414141 00afe470 41414141 41414141 41414141 41414141 0x41414141 00afe474 41414141 41414141 41414141 41414141 0x41414141 00afe478 41414141 41414141 41414141 41414141 0x41414141 00afe47c 41414141 41414141 41414141 41414141 0x41414141 00afe480 41414141 41414141 41414141 41414141 0x41414141 00afe484 41414141 41414141 41414141 41414141 0x41414141 00afe488 41414141 41414141 41414141 41414141 0x41414141 00afe48c 41414141 41414141 41414141 41414141 0x41414141 00afe490 41414141 41414141 41414141 41414141 0x41414141 00afe494 41414141 41414141 41414141 41414141 0x41414141 00afe498 41414141 41414141 41414141 41414141 0x41414141 00afe49c 41414141 41414141 41414141 41414141 0x41414141 00afe4a0 41414141 41414141 41414141 41414141 0x41414141 00afe4a4 41414141 41414141 41414141 41414141 0x41414141 00afe4a8 41414141 41414141 41414141 41414141 0x41414141 00afe4ac 41414141 41414141 41414141 41414141 0x41414141 00afe4b0 41414141 41414141 41414141 41414141 0x41414141 00afe4b4 41414141 41414141 41414141 41414141 0x41414141 00afe4b8 41414141 41414141 41414141 41414141 0x41414141 00afe4bc 41414141 41414141 41414141 41414141 0x41414141 00afe4c0 41414141 41414141 41414141 41414141 0x41414141 00afe4c4 41414141 41414141 41414141 41414141 0x41414141 00afe4c8 41414141 41414141 41414141 41414141 0x41414141 00afe4cc 41414141 41414141 41414141 41414141 0x41414141 00afe4d0 41414141 41414141 41414141 41414141 0x41414141 00afe4d4 41414141 41414141 41414141 41414141 0x41414141 00afe4d8 41414141 41414141 41414141 41414141 0x41414141 00afe4dc 41414141 41414141 41414141 41414141 0x41414141 00afe4e0 41414141 41414141 41414141 41414141 0x41414141 00afe4e4 41414141 41414141 41414141 41414141 0x41414141 00afe4e8 41414141 41414141 41414141 41414141 0x41414141 00afe4ec 41414141 41414141 41414141 41414141 0x41414141 00afe4f0 41414141 41414141 41414141 41414141 0x41414141 00afe4f4 41414141 41414141 41414141 41414141 0x41414141 00afe4f8 41414141 41414141 41414141 41414141 0x41414141 00afe4fc 41414141 41414141 41414141 41414141 0x41414141 00afe500 41414141 41414141 41414141 41414141 0x41414141 00afe504 41414141 41414141 41414141 41414141 0x41414141 00afe508 41414141 41414141 41414141 41414141 0x41414141 00afe50c 41414141 41414141 41414141 41414141 0x41414141 00afe510 41414141 41414141 41414141 41414141 0x41414141 00afe514 41414141 41414141 41414141 41414141 0x41414141 00afe518 41414141 41414141 41414141 41414141 0x41414141 00afe51c 41414141 41414141 41414141 41414141 0x41414141 00afe520 41414141 41414141 41414141 41414141 0x41414141 00afe524 41414141 41414141 41414141 41414141 0x41414141 00afe528 41414141 41414141 41414141 41414141 0x41414141 00afe52c 41414141 41414141 41414141 41414141 0x41414141 00afe530 41414141 41414141 41414141 41414141 0x41414141 00afe534 41414141 41414141 41414141 41414141 0x41414141 00afe538 41414141 41414141 41414141 41414141 0x41414141 00afe53c 41414141 41414141 41414141 41414141 0x41414141 00afe540 41414141 41414141 41414141 41414141 0x41414141 00afe544 41414141 41414141 41414141 41414141 0x41414141 00afe548 41414141 41414141 41414141 41414141 0x41414141 00afe54c 41414141 41414141 41414141 41414141 0x41414141 00afe550 41414141 41414141 41414141 41414141 0x41414141 00afe554 41414141 41414141 41414141 41414141 0x41414141 00afe558 41414141 41414141 41414141 41414141 0x41414141 00afe55c 41414141 41414141 41414141 41414141 0x41414141 00afe560 41414141 41414141 41414141 41414141 0x41414141 00afe564 41414141 41414141 41414141 41414141 0x41414141 00afe568 41414141 41414141 41414141 41414141 0x41414141 00afe56c 41414141 41414141 41414141 41414141 0x41414141 00afe570 41414141 41414141 41414141 41414141 0x41414141 00afe574 41414141 41414141 41414141 41414141 0x41414141 00afe578 41414141 41414141 41414141 41414141 0x41414141 00afe57c 41414141 41414141 41414141 41414141 0x41414141 00afe580 41414141 41414141 41414141 41414141 0x41414141 00afe584 41414141 41414141 41414141 41414141 0x41414141 00afe588 41414141 41414141 41414141 41414141 0x41414141 00afe58c 41414141 41414141 41414141 41414141 0x41414141 00afe590 41414141 41414141 41414141 41414141 0x41414141 00afe594 41414141 41414141 41414141 41414141 0x41414141 00afe598 41414141 41414141 41414141 41414141 0x41414141 00afe59c 41414141 41414141 41414141 41414141 0x41414141 00afe5a0 41414141 41414141 41414141 41414141 0x41414141 00afe5a4 41414141 41414141 41414141 41414141 0x41414141 00afe5a8 41414141 41414141 41414141 41414141 0x41414141 00afe5ac 41414141 41414141 41414141 41414141 0x41414141 00afe5b0 41414141 41414141 41414141 41414141 0x41414141 00afe5b4 41414141 41414141 41414141 41414141 0x41414141 00afe5b8 41414141 41414141 41414141 41414141 0x41414141 00afe5bc 41414141 41414141 41414141 41414141 0x41414141 00afe5c0 41414141 41414141 41414141 41414141 0x41414141 00afe5c4 41414141 41414141 41414141 41414141 0x41414141 00afe5c8 41414141 41414141 41414141 41414141 0x41414141 00afe5cc 41414141 41414141 41414141 41414141 0x41414141 00afe5d0 41414141 41414141 41414141 41414141 0x41414141 00afe5d4 41414141 41414141 41414141 41414141 0x41414141 00afe5d8 41414141 41414141 41414141 41414141 0x41414141 00afe5dc 41414141 41414141 41414141 41414141 0x41414141 00afe5e0 41414141 41414141 41414141 41414141 0x41414141 00afe5e4 41414141 41414141 41414141 41414141 0x41414141 00afe5e8 41414141 41414141 41414141 41414141 0x41414141 00afe5ec 41414141 41414141 41414141 41414141 0x41414141 00afe5f0 41414141 41414141 41414141 41414141 0x41414141 00afe5f4 41414141 41414141 41414141 41414141 0x41414141 STACK_COMMAND: ~0s ; .cxr ; kb THREAD_SHA1_HASH_MOD_FUNC: 1ff3866701b0a93c59477aaf393ad9182c6cbb4f THREAD_SHA1_HASH_MOD_FUNC_OFFSET: 31358b3bd1a2fecfa57be49dd21574669d1b1ea2 THREAD_SHA1_HASH_MOD: 2219bd78d12868af57c664db206871e4461019b1 FAULT_INSTR_CODE: 12d49989 SYMBOL_STACK_INDEX: 0 SYMBOL_NAME: CNC_Ctrl!DllUnregisterServer+18ee3 FOLLOWUP_NAME: MachineOwner MODULE_NAME: CNC_Ctrl IMAGE_NAME: CNC_Ctrl.DLL DEBUG_FLR_IMAGE_TIMESTAMP: 547ed821 FAILURE_BUCKET_ID: INVALID_POINTER_WRITE_c0000005_CNC_Ctrl.DLL!DllUnregisterServer BUCKET_ID: APPLICATION_FAULT_INVALID_POINTER_WRITE_ZEROED_STACK_CNC_Ctrl!DllUnregisterServer+18ee3 FAILURE_EXCEPTION_CODE: c0000005 FAILURE_IMAGE_NAME: CNC_Ctrl.DLL BUCKET_ID_IMAGE_STR: CNC_Ctrl.DLL FAILURE_MODULE_NAME: CNC_Ctrl BUCKET_ID_MODULE_STR: CNC_Ctrl FAILURE_FUNCTION_NAME: DllUnregisterServer BUCKET_ID_FUNCTION_STR: DllUnregisterServer BUCKET_ID_OFFSET: 18ee3 BUCKET_ID_MODTIMEDATESTAMP: 547ed821 BUCKET_ID_MODCHECKSUM: 357a4b BUCKET_ID_MODVER_STR: 1.7.0.2 BUCKET_ID_PREFIX_STR: APPLICATION_FAULT_INVALID_POINTER_WRITE_ZEROED_STACK_ FAILURE_PROBLEM_CLASS: APPLICATION_FAULT FAILURE_SYMBOL_NAME: CNC_Ctrl.DLL!DllUnregisterServer WATSON_STAGEONE_URL: http://watson.microsoft.com/StageOne/wscript.exe/5.812.10240.16384/7159f3df/CNC_Ctrl.DLL/1.7.0.2/547ed821/c0000005/00027da1.htm?Retriage=1 TARGET_TIME: 2021-08-12T11:37:22.000Z OSBUILD: 19042 OSSERVICEPACK: 1023 SERVICEPACK_NUMBER: 0 OS_REVISION: 0 OSPLATFORM_TYPE: x64 OSNAME: Windows 10 OSEDITION: Windows 10 WinNt SingleUserTS Personal USER_LCID: 0 OSBUILD_TIMESTAMP: unknown_date BUILDDATESTAMP_STR: 160101.0800 BUILDLAB_STR: WinBuild BUILDOSVER_STR: 10.0.19041.1023 ANALYSIS_SESSION_ELAPSED_TIME: 68b2 ANALYSIS_SOURCE: UM FAILURE_ID_HASH_STRING: um:invalid_pointer_write_c0000005_cnc_ctrl.dll!dllunregisterserver FAILURE_ID_HASH: {5e1e375a-c411-e928-cd64-b7f6c07eea3b} Followup: MachineOwner ---------