cbcvebase.
CVE-2014-9208
published 2015-09-11

CVE-2014-9208: Multiple stack-based buffer overflows in unspecified DLL files in Advantech WebAccess before 8.0.1 allow remote attackers to execute arbitrary code via unknown…

PriorityP262critical10CVSS 2.0
AVNACLAuNCCICAC
EXPLOIT
EPSS
9.26%
95.1th percentile
Multiple stack-based buffer overflows in unspecified DLL files in Advantech WebAccess before 8.0.1 allow remote attackers to execute arbitrary code via unknown vectors.

Affected

1 ranges
VendorProductVersion rangeFixed in
advantechwebaccess<= 8.0—

Detection & IOCsextracted from sources · hover to see the quote

filenameAspVCObj.dll↗
commandtarget.UpdateProject arg1, arg2, String(1044, "A"), arg4, arg5, arg6↗
commandtarget.InterfaceFilter String(1044, "A")↗
commandtarget.FileProcess 1, String(1044, "A")↗
commandtarget.GetWideStrCpy 1, String(1044, "A")↗
commandtarget.GetRecipeInfo 1, String(1044, "A")↗
commandtarget.GetLastTagNbr String(1044, "A")↗
commandtarget.ConvToSafeArray 1, String(2068, "A")↗
  • →Monitor for ActiveX method calls to ASPVCOBJLib.AspDataDriven (AspVCObj.dll) with oversized string arguments (~1044 or ~2068 bytes) to methods: UpdateProject, InterfaceFilter, FileProcess, GetWideStrCpy, GetRecipeInfo, GetLastTagNbr, ConvToSafeArray — indicative of stack-based buffer overflow exploitation. ↗
  • →Publicly available exploits exist for this vulnerability; treat any inbound interaction with Advantech WebAccess ActiveX components from untrusted/internet-facing sources as high-risk. ↗
  • →An attacker with low skill would be able to exploit this vulnerability — lower the detection threshold accordingly for WebAccess-exposed systems. ↗
  • ·All vulnerable methods reside in AspVCObj.dll within the ASPVCOBJLib.AspDataDriven ActiveX control; the overflow trigger buffer sizes differ per method (1044 bytes for most, 2068 bytes for ConvToSafeArray). ↗
  • ·Affected versions are WebAccess 8.0 and all prior versions; the fixed version is WebAccess 8.0_20150816. ↗
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