Input validation error in xpdf - CVE-2018-18650
Published: October 25, 2018 / Updated: August 8, 2020
Vulnerability identifier: #VU36482
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-18650
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Glyph & Cog
Affected software:
xpdf
xpdf
Detailed vulnerability description
The vulnerability allows attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can launch a denial of service (Integer Overflow) via a crafted /Size value in a pdf file, as demonstrated by pdftohtml.
How to mitigate CVE-2018-18650
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.