Integer overflow in Foxit Phantompdf

CVE-2018-14295

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit PhantomPDF Phantom PDF 9.1.5096. 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 the handling of PDF documents. When parsing shading patterns, the process does not properly validate user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-6223.

Vulnerability class: Integer Overflow

EPSS: 0.089 (94.7th 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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-14295?
CVE-2018-14295 is a high-severity vulnerability in Foxit Phantompdf, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2018-07-31.
How severe is CVE-2018-14295?
High severity. CVSS v3 base score is 8.8 out of 10.