CVE-2011-3194 describes a buffer overflow vulnerability in the TIFF reader component (gui/image/qtiffhandler.cpp) of Qt version 4.7.4. This flaw allows remote attackers to trigger a denial of service (crash) and potentially execute arbitrary code by crafting a malicious greyscale TIFF image containing multiple samples per pixel and a specific TIFFTAG_SAMPLESPERPIXEL tag. The vulnerability carries a critical CVSS score of 9.3, indicating a high risk due to its network-based attack vector, medium attack complexity, and complete compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, and no public exploit code or community discussion has been identified for this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.7.4CPE matchmatch criteria | cpe:2.3:a:qt:qt:4.7.4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
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