Use After Free in Foxit Pdf Reader
CVE-2018-3961
A use-after-free vulnerability exists in the JavaScript engine of Foxit Software's Foxit PDF Reader version 9.1.0.5096. A use-after-free condition can occur when accessing the Creator property of the this.info object. 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: 0.024 (82.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Foxit Pdf Reader — versions Foxit Software Foxit PDF Reader 9.1.0.5096.
- Foxitsoftware Phantompdf
- Foxitsoftware Reader
- Microsoft Windows
Weakness classification (CWE)
References
- talos-cna@cisco.com (Third Party Advisory, x_refsource_MISC)
- nvd@nist.gov (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-3961?
- CVE-2018-3961 is a high-severity vulnerability in Foxit Pdf Reader, classified under Use After Free. CVSS score: 7.8/10. Published 2018-10-02.
- How severe is CVE-2018-3961?
- High severity. CVSS v3 base score is 7.8 out of 10.