CVE-2018-18650: Integer Overflow
First published: Thu Oct 25 2018(Updated: )
An issue was discovered in Xpdf 4.00. XRef::readXRefStream in XRef.cc allows attackers to launch a denial of service (Integer Overflow) via a crafted /Size value in a pdf file, as demonstrated by pdftohtml. This is mainly caused by the program attempting a malloc operation for a large amount of memory.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Xpdfreader Xpdf | =4.00 |
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Reference Links
Frequently Asked Questions
What is CVE-2018-18650?
CVE-2018-18650 is a vulnerability discovered in Xpdf 4.00 that allows attackers to launch a denial of service attack via a crafted /Size value in a PDF file.
How does CVE-2018-18650 affect Xpdf 4.00?
CVE-2018-18650 affects Xpdf 4.00 by causing a denial of service (Integer Overflow) through a specially crafted PDF file.
What is the severity of CVE-2018-18650?
The severity of CVE-2018-18650 is medium with a CVSS score of 5.5.
What software is affected by CVE-2018-18650?
Xpdf 4.00 is affected by CVE-2018-18650.
How can I fix CVE-2018-18650?
To fix CVE-2018-18650, it is recommended to update to a version of Xpdf that is not affected by the vulnerability.
- collector/nvd-index
- agent/severity
- agent/description
- agent/first-publish-date
- agent/softwarecombine
- agent/last-modified-date
- agent/tags
- agent/author
- agent/references
- agent/weakness
- agent/event
- agent/type
- collector/mitre-cve
- source/MITRE
- vendor/xpdfreader
- canonical/xpdfreader xpdf
- version/xpdfreader xpdf/4.00