Use After Free in Foxit Pdf Reader
CVE-2018-3959
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 Author 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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.024 (83.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
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
- talosintelligence.com/vulnerability_reports/TALOS-2018-0628 (Third Party Advisory)
- www.foxitsoftware.com/support/security-bulletins.php (Vendor Advisory, Patch)
Frequently asked questions
- What is CVE-2018-3959?
- CVE-2018-3959 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-2018-3959?
- High severity. CVSS v3 base score is 7.8 out of 10.