cpe:/a:xpdfreader:xpdf:4.00 CVE-2018-18459 2018-10-18T02:29:00.917-04:00 2018-11-30T11:42:38.507-05:00 4.3 NETWORK MEDIUM NONE NONE NONE PARTIAL http://nvd.nist.gov 2018-11-30T10:58:26.030-05:00 MISC https://forum.xpdfreader.com/viewtopic.php?f=3&t=41217 MISC https://github.com/TeamSeri0us/pocs/tree/master/xpdf/2018_10_16/pdftoppm The function DCTStream::getBlock in Stream.cc in Xpdf 4.00 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted pdf file, as demonstrated by pdftoppm.