CVE-2018-3843
CVSS v3
8.8
HIGH
EPSS Score
33.7 %
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
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.
Technical details
- Published
- 2018-04-19
Frequently asked questions
What is CVE-2018-3843?
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.
Is CVE-2018-3843 actively exploited?
Active exploitation of CVE-2018-3843 has not been confirmed. The EPSS score is 33.7%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2018-3843?
CVE-2018-3843 has a CVSS v3 base score of 8.8 (HIGH severity).
Is CVE-2018-3843 affecting your environment?
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