CVE-2018-18020
UnknownEPSS 1.28%
Last modified
CVE-2018-18020 is a vulnerability of currently unknown severity. In QPDF 8.2.1, in libqpdf/QPDFWriter.cc, QPDFWriter::unparseObject and QPDFWriter::unparseChild have recursive calls for a long time, which allows remote attackers to cause a denial of service via a crafted PDF file.. EPSS estimates a 1.28% chance of exploitation in the next 30 days.
Description
In QPDF 8.2.1, in libqpdf/QPDFWriter.cc, QPDFWriter::unparseObject and QPDFWriter::unparseChild have recursive calls for a long time, which allows remote attackers to cause a denial of service via a crafted PDF file.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Qpdf Project | Qpdf | 8.2.1 |
References
- https://github.com/qpdf/qpdf/issues/243Exploit, Issue Tracking, Third Party Advisory
- https://github.com/qpdf/qpdf/issues/243Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-18020?
In QPDF 8.2.1, in libqpdf/QPDFWriter.cc, QPDFWriter::unparseObject and QPDFWriter::unparseChild have recursive calls for a long time, which allows remote attackers to cause a denial of service via a crafted PDF file.
How severe is CVE-2018-18020?
Severity scoring for CVE-2018-18020 is pending analysis. The EPSS model estimates a 1.28% probability of exploitation in the next 30 days.
How do I fix CVE-2018-18020?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2018-18020?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST