#VU46999 XML External Entity injection in Pulse Connect Secure


Published: 2020-09-23

Vulnerability identifier: #VU46999

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2020-8256

CWE-ID: CWE-611

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Pulse Connect Secure
Server applications / Remote access servers, VPN

Vendor: Pulse Secure

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied XML input. A remote authenticated user can pass a specially crafted XML code to the affected application and view contents of arbitrary files on the system or initiate requests to external systems.

Successful exploitation of the vulnerability may allow an attacker to view contents of arbitrary file on the server or perform network scanning of internal and external infrastructure.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Pulse Connect Secure: 9.0R1 - 9.1R8.1


CPE

External links
http://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44588/p?pubstatus=o


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability