VULNERABILITY INTELLIGENCE

CVE-2018-18459

CVSS score5.5 MEDIUM
EPSS probability1.14%
CISA KEVNot currently listed
Published2018-10-18
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

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.

Weakness classification

  • CWE-476: NULL Pointer Dereference

Primary references