CVE-2018-7454 Null dereference in n/a
Attackers can cause a denial of service in xpdf by providing a malicious PDF file that triggers a null pointer dereference.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2018-7454?
CVE-2018-7454 is a medium-severity vulnerability in Xpdfreader Xpdf, published on 24 Feb 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A NULL pointer dereference in XFAForm::scanFields in XFAForm.cc in xpdf 4.00 allows attackers to launch denial of service via a specific pdf file, as demonstrated by pdftohtml.
Weakness: CWE-476
Which versions are affected by CVE-2018-7454?
It affects 1 product.
Products include Xpdfreader Xpdf.
How do I fix CVE-2018-7454?
No fix has been published for CVE-2018-7454 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-7454 being exploited?
There is no known exploitation of CVE-2018-7454 in the wild and no public exploit code.
Other vulnerabilities in Xpdfreader Xpdf
Sources
Also known as DEBIAN-CVE-2018-7454, GHSA-xp9g-ff98-2ffp, UBUNTU-CVE-2018-7454.