cve/2018/CVE-2018-18020.md

CVE-2018-18020

Description

In QPDF 8.2.1, in libqpdf/QPDFWriter.cc, QPDFWriter::unparseObject and QPDFWriter::unparseChild have recursive calls for a long time, which allows remote attackers to cause a denial of service via a crafted PDF file.

POC

Reference

• https://github.com/qpdf/qpdf/issues/243
• https://github.com/qpdf/qpdf/issues/243

Github

• https://github.com/0xCyberY/CVE-T4PDF
• https://github.com/ARPSyndicate/cvemon