Buffer overflow in Foxit Reader
CVE-2018-9974
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.1.1049. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within ConvertToPDF_x86.dll. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-5895.
Vulnerability class: Buffer Overflow
EPSS: 0.032 (86.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Foxit Reader — versions 9.0.1.1049
- Foxitsoftware Foxit_reader
- Foxitsoftware Phantompdf
Weakness classification (CWE)
References
- zdi-disclosures@trendmicro.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
- zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2018-9974?
- CVE-2018-9974 is a high-severity vulnerability in Foxit Reader, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2018-05-17.
- How severe is CVE-2018-9974?
- High severity. CVSS v3 base score is 8.8 out of 10.