Advisory Details

August 17th, 2023

PDF-XChange Editor Net.HTTP.requests Exposed Dangerous Function Information Disclosure Vulnerability

CVE ID	CVE-2023-39505
CVSS SCORE	5.5, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
AFFECTED VENDORS	PDF-XChange
AFFECTED PRODUCTS	PDF-XChange Editor
VULNERABILITY DETAILS	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 Net.HTTP.requests method. The issue results from the exposure of a dangerous function. An attacker can leverage this vulnerability to disclose information in the context of the current user.
ADDITIONAL DETAILS	Fixed in PDF-XChange Editor V9 (9.5.368) and V10 (10.0.1) https://www.tracker-software.com/product/pdf-xchange-editor/history
DISCLOSURE TIMELINE	2023-01-20 - Vulnerability reported to vendor 2023-08-17 - Coordinated public release of advisory
CREDIT	Andrea Micalizzi aka rgod

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