CVE-2020-10896 Memory corruption in PhantomPDF
Remote attackers can execute arbitrary code by tricking users into opening malicious PDF files with crafted U3D objects in Foxit PhantomPDF.
- 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-2020-10896?
CVE-2020-10896 is a high-severity memory corruption vulnerability in Foxitsoftware Phantompdf, published on 22 Apr 2020. 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
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PhantomPDF 9.7.1.29511. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of U3D objects in PDF files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-10192.
Which versions are affected by CVE-2020-10896?
It affects 2 products.
Products include Foxitsoftware Phantompdf, Foxitsoftware Reader.
How do I fix CVE-2020-10896?
No fix has been published for CVE-2020-10896 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2020-10896 being exploited?
There is no known exploitation of CVE-2020-10896 in the wild and no public exploit code.
Other vulnerabilities in Foxitsoftware Phantompdf
Sources
Also known as GHSA-646c-wq37-8qcr.