CVE Vulnerability

CVE-2021-39307

PDFTron's WebViewer UI 8.0 or below renders dangerous URLs as hyperlinks in supported documents, including JavaScript URLs, allowing the execution of arbitrary JavaScript code.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://research.nccgroup.com/2021/09/14/technical-advisory-pdftron-javascript-urls-allowed-in-webviewer-ui-cve-2021-39307/ Exploit Patch
https://www.pdftron.com/webviewer/ Product Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:pdftron:webviewer_ui:*:*:*:*:*:*:*:*
Information

Published : 2021-09-15 01:15

Updated : 2021-09-30 07:18

NVD link : CVE-2021-39307

Mitre link : CVE-2021-39307

Products Affected
No products.
CWE
CWE-79