CVE-2020-24996: High severity xpdf vulnerability

Published Sep 3, 2020

Updated

There is an invalid memory access in the function TextString::~TextString() located in Catalog.cc in Xpdf 4.0.2. It can be triggered by (for example) sending a crafted pdf file to the pdftohtml binary, which allows a remote attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.

Affected Software

1 affected component

Xpdfreader Xpdf=4.0.2

Event History

Sep 3, 2020

CVE Published

via MITRE·10:17 PM

Data Sourced

via MITRE·10:17 PM

Description

Frequently Asked Questions

What is CVE-2020-24996?

CVE-2020-24996 is a vulnerability in Xpdf 4.0.2 that allows a remote attacker to cause a Denial of Service or possibly have other unspecified impact.

How severe is CVE-2020-24996?

CVE-2020-24996 has a severity rating of 7.8 (high).

How can CVE-2020-24996 be exploited?

CVE-2020-24996 can be exploited by sending a crafted PDF file to the pdftohtml binary.

What is the affected software version of CVE-2020-24996?

CVE-2020-24996 affects Xpdf 4.0.2.

Is there a fix for CVE-2020-24996?

There is currently no available fix for CVE-2020-24996. It is recommended to update to a newer version of Xpdf when a fix becomes available.