VULNERABILITY INTELLIGENCE

CVE-2018-18020

CVSS score3.3 LOW
EPSS probability1.21%
CISA KEVNot currently listed
Published2018-10-06
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

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.

Weakness classification

  • CWE-674: Uncontrolled Recursion

Primary references