// For flags

CVE-2024-27323

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

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

PDF-XChange Editor Updater Improper Certificate Validation Remote Code Execution Vulnerability. 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. Was ZDI-CAN-22224.

Vulnerabilidad de ejecución remota de código de validación de certificado incorrecta de PDF-XChange Editor Updater. Esta vulnerabilidad permite a atacantes adyacentes a la red ejecutar código arbitrario en instalaciones afectadas de PDF-XChange Editor. No se requiere la interacción del usuario para aprovechar esta vulnerabilidad. La falla específica existe dentro de la funcionalidad de actualización. El problema se debe a la falta de validación adecuada del certificado presentado por el servidor. Un atacante puede aprovechar esta vulnerabilidad para ejecutar código en el contexto del usuario actual. Era ZDI-CAN-22224.

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.

*Credits: Bobby Gould and Anthony Fuller of Trend Micro Zero Day Initiative
CVSS Scores
Attack Vector
Adjacent
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2024-02-23 CVE Reserved
  • 2024-02-23 CVE Published
  • 2024-04-02 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-295: Improper Certificate Validation
CAPEC
References (1)
URL Tag Source
https://www.zerodayinitiative.com/advisories/ZDI-24-198 X_research Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
PDF-XChange
Search vendor "PDF-XChange"
 PDF-XChange Editor
Search vendor "PDF-XChange" for product "PDF-XChange Editor"
 10.1.1.381
Search vendor "PDF-XChange" for product "PDF-XChange Editor" and version "10.1.1.381"
en
Affected