Headline
CVE-2022-43638: ZDI-22-1658
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader 12.0.1.12430. 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 parsing of U3D files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-18627.
November 23rd, 2022
Foxit PDF Reader U3D File Parsing Use-After-Free Remote Code Execution Vulnerability****ZDI-22-1658
ZDI-CAN-18627
CVE ID
CVE-2022-43638
CVSS SCORE
7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
AFFECTED VENDORS
Foxit
AFFECTED PRODUCTS
PDF Reader
VULNERABILITY DETAILS
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Foxit PDF Reader. 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 parsing of U3D files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.
ADDITIONAL DETAILS
Foxit has issued an update to correct this vulnerability. More details can be found at:
https://www.foxit.com/support/security-bulletins.html
DISCLOSURE TIMELINE
- 2022-09-02 - Vulnerability reported to vendor
- 2022-11-23 - Coordinated public release of advisory
CREDIT
Mat Powell of Trend Micro Zero Day Initiative
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