Vulnerability · Published Feb 18, 2022 · Assigned by zdi

CVE-2022-24356

High 7.8

In plain English

A high-severity out-of-bounds read in PDF Reader from Foxit. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 84% of all known vulnerabilities).

Severity (CVSS 3.0)7.8High

Exploit odds (30 days)2.3%top 16.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader Foxit reader 11.0.1.0719 macOS. 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 OnMouseExit method. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-14848.

Affected products (as reported)

Vendor	Product	Versions
Foxit	PDF Reader	Foxit reader 11.0.1.0719 macOS

Weakness: CWE-125 · Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

https://www.foxit.com/support/security-bulletins.html x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-22-267/ x_refsource_MISC