XML External Entity injection in Cisco Identity Services Engine (ISE) - CVE-2023-20030
Published: February 1, 2023
Vulnerability identifier: #VU71743
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-20030
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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 user with valid Super Admin or Policy Admin credentials 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.
Affected software
Cisco Identity Services Engine (ISE)
How to mitigate CVE-2023-20030
Install updates from vendor's website.
Cisco Identity Services Engine (ISE) - update to 3.2.0.542 Patch1