PT-2018-15341

CVE-2018-20387

Published

2018-12-23

Updated

2019-10-03

Description by

CVSS 3.1

9.8

Critical

MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Bnmux BCW700J version 5.20.7 Bnmux BCW710J version 5.30.6a Bnmux BCW710J2 version 5.30.16

Description The issue allows remote attackers to discover credentials via specific SNMP requests, including "iso.3.6.1.4.1.4491.2.4.1.1.6.1.1.0" and "iso.3.6.1.4.1.4491.2.4.1.1.6.1.2.0".

Recommendations For Bnmux BCW700J version 5.20.7, restrict access to the SNMP service to minimize the risk of exploitation. For Bnmux BCW710J version 5.30.6a, consider disabling the SNMP protocol until a patch is available. For Bnmux BCW710J2 version 5.30.16, avoid using the vulnerable SNMP requests until the issue is resolved.

Exploitability

Exploit

Fix

Impacts

Researchers

Capitan Alfalo

Vendors

Affected products

Weakness enumeration

CWE-522: Insufficiently Protected Credentials

Related identifiers

CVE-2018-20387