PT-2020-14559 · Foxit · Foxit Phantompdf

Mat Powell · Published 2020-08-04 · Updated 2020-08-24 · CVE-2020-15637

Positive Technologies (AI Summary)

CVSS v2.0

4.3

Medium

Base vector

AV:N/AC:M/Au:N/C:P/I:N/A:N

Name of the Vulnerable Software and Affected Versions Foxit PhantomPDF version 9.7.1.29511

Description This issue allows remote attackers to disclose sensitive information on affected installations. It requires user interaction, such as visiting a malicious page or opening a malicious file. The flaw exists within the SetLocalDescription method, where an attacker can cause a pointer to be reused after it has been freed by performing actions in JavaScript. This can be leveraged in conjunction with other issues to execute code in the context of the current process.

Recommendations For Foxit PhantomPDF version 9.7.1.29511, consider disabling the SetLocalDescription method as a temporary workaround until a patch is available. Restrict access to malicious pages or files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2020-15637

ZDI-20-932

Affected Products

Foxit Phantompdf

References · 4

• https://zerodayinitiative.com/advisories/ZDI-20-932 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-15637 · Security Note
• https://osv.dev/vulnerability/CVE-2020-15637 · Vendor Advisory
• https://foxitsoftware.com/support/security-bulletins.html · Vendor Advisory