CVE-2017-2821: Use After Free
Published Sep 5, 2017
·Updated
An exploitable use-after-free exists in the PDF parsing functionality of Lexmark Perspective Document Filters 11.3.0.2400 and 11.4.0.2452. A crafted PDF document can lead to a use-after-free resulting in direct code execution.
Affected Software
2 affected components
Lexmark Perceptive Document Filters=11.3.0.2400
Lexmark Perceptive Document Filters=11.4.0.2452
Event History
Sep 5, 2017
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
What is the severity of CVE-2017-2821?
CVE-2017-2821 is considered a critical vulnerability due to the potential for direct code execution.
2
How do I fix CVE-2017-2821?
To fix CVE-2017-2821, you should update Lexmark Perceptive Document Filters to the latest patched version.
3
What is affected by CVE-2017-2821?
CVE-2017-2821 affects Lexmark Perceptive Document Filters versions 11.3.0.2400 and 11.4.0.2452.
4
Can CVE-2017-2821 be exploited remotely?
Yes, CVE-2017-2821 can be exploited remotely through a crafted PDF document.
5
What is a use-after-free vulnerability in CVE-2017-2821?
A use-after-free vulnerability allows attackers to execute arbitrary code by using memory that has already been freed.