CVE-2018-3843
8.8 · HIGHOverview
CVE-2018-3843 is a high-severity vulnerability affecting foxitsoftware foxit_reader. It was published on April 19, 2018 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
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.
Remediation
Check the references section for vendor advisories and patches from foxitsoftware. Update foxit_reader to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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Frequently Asked Questions
What is CVE-2018-3843?
CVE-2018-3843 is a high-severity vulnerability affecting foxitsoftware foxit_reader. It was published on April 19, 2018 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2018-3843?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2018-3843?
Check the references section for vendor advisories and patches from foxitsoftware. Update foxit_reader to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2018-3843?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-3843 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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