Vulnerability in Foxitsoftware Foxit Reader
CVE-2018-3842
An exploitable use of an uninitialized pointer vulnerability exists in the JavaScript engine in Foxit PDF Reader version 9.0.1.1049. A specially crafted PDF document can lead to a dereference of an uninitialized pointer which, if under attacker control, can result in arbitrary code execution. An attacker needs to trick the user to open a malicious file to trigger this vulnerability. If the browser plugin extension is enabled, visiting a malicious site can also trigger the vulnerability.
EPSS: 0.032 (86.9th 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
- Foxitsoftware Foxit_reader — versions 9.0.1.1049
- Talos Foxit — versions Foxit Software Foxit PDF Reader 9.0.1.1049
Weakness classification (CWE)
Public proof-of-concept exploits
References
- talos-cna@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)
- talos-cna@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
- talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2018-3842?
- CVE-2018-3842 is a high-severity vulnerability in Foxitsoftware Foxit Reader, classified under Access of Uninitialized Pointer. CVSS score: 8.8/10. Published 2018-04-19.
- How severe is CVE-2018-3842?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2018-3842 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.