XML injection in Cisco Secure Access Control System (ACS) - CVE-2017-3839

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Main Vulnerability Database Vulnerabilities #VU5862

XML injection in Cisco Secure Access Control System (ACS) - CVE-2017-3839

Published: February 15, 2017 / Updated: February 17, 2017


Vulnerability identifier: #VU5862
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-3839
CWE-ID: CWE-611
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Secure Access Control System (ACS)

Detailed vulnerability description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to insufficient sanitization of user-supplied data passed in Cisco Secure Access Control System (ACS) when parsing XML files. A remote attacker can send a specially crafted XML file and obtain potentially sensitive information.


How to mitigate CVE-2017-3839

Install updates from vendor's website.

Sources