Headline
CVE-2022-43641: ZDI-22-1661
This vulnerability allows remote attackers to disclose sensitive information 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 in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-18894.
November 23rd, 2022
Foxit PDF Reader U3D File Parsing Use-After-Free Information Disclosure Vulnerability****ZDI-22-1661
ZDI-CAN-18894
CVE ID
CVE-2022-43641
CVSS SCORE
3.3, (AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
AFFECTED VENDORS
Foxit
AFFECTED PRODUCTS
PDF Reader
VULNERABILITY DETAILS
This vulnerability allows remote attackers to disclose sensitive information 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 in conjunction with other vulnerabilities to execute arbitrary 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
- 2022-09-20 - 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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