XML injection in Juniper Junos OS - CVE-2017-10603

 

XML injection in Juniper Junos OS - CVE-2017-10603

Published: July 14, 2017


Vulnerability identifier: #VU7532
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-10603
CWE-ID: CWE-611
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Juniper Networks, Inc.
Affected software:
Juniper Junos OS

Detailed vulnerability description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The weakness exists due to improper handling of XML External Entity (XXE) entries when parsing an XML data. A local attacker CAN Inject XML data via the command line interface (CLI) and execute arbitrary commands with root privileges.

Successful exploitation of the vulnerability may result in system compromise.

How to mitigate CVE-2017-10603

The vulnerability is addressed in the following versions:
15.1X53-D47, 15.1R3.

Sources