Information disclosure (backdoor) in Cisco Wide Area Application Services - CVE-2018-0329

 

Information disclosure (backdoor) in Cisco Wide Area Application Services - CVE-2018-0329

Published: June 7, 2018 / Updated: June 8, 2018


Vulnerability identifier: #VU13222
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-0329
CWE-ID: CWE-798
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Wide Area Application Services

Detailed vulnerability description

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

The vulnerability exists in the default configuration of the Simple Network Management Protocol (SNMP) feature of Cisco Wide Area Application Services (WAAS) Software due to a hard-coded, read-only community string in the configuration file for the SNMP daemon. A remote attacker can use a backdoor account and the static community string in SNMP version 2c queries and read any data that is accessible via SNMP.

Note: The static credentials are defined in an internal configuration file and are not visible in the current operation configuration ('running-config') or the startup configuration ('startup-config'). 


How to mitigate CVE-2018-0329

The vulnerability is addressed in the following versions: 6.4(3.46), 6.4(1b)15, 6.2(3e)31.

Sources