Use After Free in Foxit Pdf Reader

CVE-2017-14458

An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's Foxit PDF Reader version 8.3.2.25013. 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.

Vulnerability class: Use-After-Free

EPSS: 0.034 (87.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-14458?
CVE-2017-14458 is a high-severity vulnerability in Foxit Pdf Reader, classified under Use After Free. CVSS score: 8.8/10. Published 2018-04-23.
How severe is CVE-2017-14458?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2017-14458 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.