CVE-2018-20386 Explained : Impact and Mitigation

Remote attackers can discover credentials on ARRIS SBG6580-2 D30GW-SEAEAGLE-1.5.2.5-GA-00-NOSH devices by using SNMP requests.

Understanding CVE-2018-20386

This CVE involves a vulnerability that allows remote attackers to obtain credentials from specific ARRIS devices through SNMP requests.

What is CVE-2018-20386?

The CVE-2018-20386 vulnerability enables attackers to extract credentials from ARRIS SBG6580-2 D30GW-SEAEAGLE-1.5.2.5-GA-00-NOSH devices using specific SNMP requests.

The Impact of CVE-2018-20386

This vulnerability poses a significant security risk as it allows unauthorized access to sensitive credentials, potentially leading to further exploitation of the affected devices.

Technical Details of CVE-2018-20386

This section provides more in-depth technical insights into the CVE-2018-20386 vulnerability.

Vulnerability Description

Attackers can exploit this vulnerability to retrieve credentials from ARRIS SBG6580-2 D30GW-SEAEAGLE-1.5.2.5-GA-00-NOSH devices by sending specific SNMP requests.

Affected Systems and Versions

Product: ARRIS SBG6580-2 D30GW-SEAEAGLE-1.5.2.5-GA-00-NOSH
Vendor: ARRIS
Versions: D30GW-SEAEAGLE-1.5.2.5-GA-00-NOSH

Exploitation Mechanism

The vulnerability is exploited by sending SNMP requests with specific parameters to the affected devices, allowing attackers to retrieve credentials.

Mitigation and Prevention

Protecting against CVE-2018-20386 requires immediate actions and long-term security measures.

Immediate Steps to Take

Disable SNMP if not essential for device functionality
Implement strong firewall rules to restrict SNMP access
Regularly monitor SNMP activity for suspicious behavior

Long-Term Security Practices

Conduct regular security assessments and audits
Keep devices and software up to date with the latest patches
Train personnel on best security practices and awareness

Patching and Updates

Apply patches and updates provided by the vendor to address the vulnerability and enhance device security