Advisory Details

February 23rd, 2024

PDF-XChange Editor Updater Improper Certificate Validation Remote Code Execution Vulnerability

CVE ID	CVE-2024-27323
CVSS SCORE	7.5, AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS	PDF-XChange
AFFECTED PRODUCTS	PDF-XChange Editor
VULNERABILITY DETAILS	This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of PDF-XChange Editor. User interaction is not required to exploit this vulnerability. The specific flaw exists within the update functionality. The issue results from the lack of proper validation of the certificate presented by the server. An attacker can leverage this vulnerability to execute code in the context of the current user.
ADDITIONAL DETAILS	fixed in version 10.1.2.382: https://www.pdf-xchange.com/support/security-bulletins.html
DISCLOSURE TIMELINE	2023-09-27 - Vulnerability reported to vendor 2024-02-23 - Coordinated public release of advisory 2024-07-01 - Advisory Updated
CREDIT	Bobby Gould and Anthony Fuller of Trend Micro Zero Day Initiative

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