CVE-2020-8844 Integer overflow in Reader
Remote attackers can execute arbitrary code via a malicious JPEG file in Foxit Reader due to an integer overflow during parsing.
- 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-2020-8844?
CVE-2020-8844 is a high-severity vulnerability in Foxitsoftware Phantompdf, published on 13 Feb 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 Reader 9.6.0.25114. 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 parsing of JPEG files within CovertToPDF. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-9102.
Weakness: CWE-190
Which versions are affected by CVE-2020-8844?
It affects 2 products.
Products include Foxitsoftware Phantompdf, Foxitsoftware Reader.
How do I fix CVE-2020-8844?
No fix has been published for CVE-2020-8844 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-8844 being exploited?
There is no known exploitation of CVE-2020-8844 in the wild and no public exploit code.
Other vulnerabilities in Foxitsoftware Phantompdf
Sources
Also known as GHSA-7554-j89c-fh4v.