Description
An issue was discovered in Xpdf 4.00. catalog->getNumPages() in AcroForm.cc allows attackers to launch a denial of service (hang caused by large loop) via a specific pdf file, as demonstrated by pdftohtml. This is mainly caused by a large number after the /Count field in the file.
Scores
CVSS v3
5.5
EPSS
0.0018
EPSS Percentile
39.1%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-834
Status
published
Products (1)
xpdfreader/xpdf
4.00
Published
Oct 25, 2018
Tracked Since
Feb 18, 2026