CVE-2018-17000
Medium
Description
A NULL pointer dereference in the function _TIFFmemcmp at tif_unix.c (called from TIFFWriteDirectoryTagTransferfunction) in LibTIFF 4.0.9 allows an attacker to cause a denial-of-service through a crafted tiff file. This vulnerability can be triggered by the executable tiffcp.
SeverityMedium
CVSS6.5
Exploit probability88. percentile3.3%
Product
Libtiff
PublishedSep 13, 2018
First seenSep 13, 2018
How to fix
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libtiff libtiff | 4.0.9 | — |
| debian debian_linux | 8.0 | — |
| canonical ubuntu_linux | 14.04, 16.04, 18.04, 18.10 | — |
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