CVE-2018-18651

PoC —

CVSS 3.0

5.5 medium

EPSS

<1%p58

Published

Oct 25, 2018 (Oct 25, 2018)

Modified

Jun 17, 2026

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.

Vendors: xpdfreader
Products: xpdf
Weakness: CWE-834
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.9%)

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