ZDI-CAN-24495: ZDI-24-1266: PDF-XChange Editor JB2 File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. 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 JB2 files. 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 in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process.
Other sources
This vulnerability allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 3.3. The following CVEs are assigned: CVE-2024-8843.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-24495?
The severity of ZDI-CAN-24495 is critical due to its potential for sensitive information disclosure.
How do I fix ZDI-CAN-24495?
To fix ZDI-CAN-24495, ensure that you update your PDF-XChange Editor to the latest version provided by Tracker Software.
What types of attacks can exploit ZDI-CAN-24495?
ZDI-CAN-24495 can be exploited through user interaction with malicious webpages or files.
What versions of PDF-XChange Editor are affected by ZDI-CAN-24495?
ZDI-CAN-24495 affects all versions of PDF-XChange Editor prior to the vendor's patch.
Does ZDI-CAN-24495 require user interaction to be exploited?
Yes, ZDI-CAN-24495 requires user interaction for exploitation, as the target must visit a malicious page or open a malicious file.