What is the severity of CVE-2018-3843?

CVE-2018-3843 is classified as a high-severity vulnerability due to its potential to lead to sensitive memory disclosure.

How do I fix CVE-2018-3843?

To mitigate CVE-2018-3843, users should upgrade to a version of Foxit PDF Reader that is not affected by this vulnerability.

What type of vulnerability is CVE-2018-3843?

CVE-2018-3843 is a type confusion vulnerability that can occur when parsing specially crafted PDF documents.

Which versions of Foxit Reader are affected by CVE-2018-3843?

CVE-2018-3843 specifically affects Foxit Reader version 9.0.1.1049.

What can attackers achieve by exploiting CVE-2018-3843?

An attacker can exploit CVE-2018-3843 to potentially disclose sensitive information from memory.

Vulnerability/
CVE-2018-3843

high

8.8

CWE

704

19/4/2018

17/9/2024

CVE-2018-3843: Incorrect Type Cast

First published: Thu Apr 19 2018(Updated: )

An exploitable type confusion vulnerability exists in the way Foxit PDF Reader version 9.0.1.1049 parses files with associated file annotations. A specially crafted PDF document can lead to an object of invalid type to be dereferenced, which can potentially lead to sensitive memory disclosure, and possibly to arbitrary code execution. An attacker needs to trick the user into opening the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

Credit: talos-cna@cisco.com

Affected Software	Affected Version	How to fix
Foxit Reader	=9.0.1.1049

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Frequently Asked Questions

What is the severity of CVE-2018-3843?
CVE-2018-3843 is classified as a high-severity vulnerability due to its potential to lead to sensitive memory disclosure.
How do I fix CVE-2018-3843?
To mitigate CVE-2018-3843, users should upgrade to a version of Foxit PDF Reader that is not affected by this vulnerability.
What type of vulnerability is CVE-2018-3843?
CVE-2018-3843 is a type confusion vulnerability that can occur when parsing specially crafted PDF documents.
Which versions of Foxit Reader are affected by CVE-2018-3843?
CVE-2018-3843 specifically affects Foxit Reader version 9.0.1.1049.
What can attackers achieve by exploiting CVE-2018-3843?
An attacker can exploit CVE-2018-3843 to potentially disclose sensitive information from memory.

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collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/event
agent/first-publish-date
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/foxitsoftware
canonical/foxit reader
version/foxit reader/9.0.1.1049

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