CVE-2018-3853 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software Foxit PDF Reader version 9.0.1.1049. A specially crafted PDF document can trigger a previously freed object in memory to be reused resulting in arbitrary code execution. An attacker needs to trick the user to open the malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Foxitsoftware	Foxit Reader	9.0.1.1049

Related Weaknesses (CWE)

CWE-416

References

http://www.securityfocus.com/bid/103942Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040733Third Party AdvisoryVDB Entry
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0536ExploitThird Party Advisory
http://www.securityfocus.com/bid/103942Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040733Third Party AdvisoryVDB Entry
https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0536ExploitThird Party Advisory

FAQ

What is CVE-2018-3853?

CVE-2018-3853 is a vulnerability with a CVSS score of 8.8 (HIGH). An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software Foxit PDF Reader version 9.0.1.1049. A specially crafted PDF document can trigger a previously freed objec...

How severe is CVE-2018-3853?

CVE-2018-3853 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-3853?

Check the references section above for vendor advisories and patch information. Affected products include: Foxitsoftware Foxit Reader.