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XnView Multiple Buffer Overflow Vulnerabilities - Mar12 (Windows)

Information

Severity

Severity

Critical

Family

Family

Buffer overflow

CVSSv2 Base

CVSSv2 Base

9.3

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Solution Type

Solution Type

Vendor Patch

Created

Created

10 years ago

Modified

Modified

3 years ago

Summary

This host has XnView installed and is prone to multiple heap based buffer overflow vulnerabilities. Vulnerabilities Insight: The flaws are due to - A signedness error in the FlashPix plugin (Xfpx.dll) when validating buffer sizes to process image's content. - An error when processing image data within Personal Computer eXchange (PCX) files. - A boundary error when parsing a directory, which allows attackers to cause a buffer overflow when browsing folder from an extracted archive file.

Affected Software

Affected Software

XnView versions 1.98.5 and prior on windows

Solution

Solution

Update to XnView version 1.98.8 or later.