CVE-2018-20389 : Exploit Details and Defense Strategies
Learn about CVE-2018-20389 where remote attackers exploit SNMP requests to reveal credentials on D-Link DCM-604 DCM604_C1_ViaCabo_1.04_20130606 and DCM-704 EU_DCM-704_1.10 devices. Find mitigation steps and prevention measures.
Remote attackers can use 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 SNMP requests to uncover credentials on D-Link DCM-604 DCM604_C1_ViaCabo_1.04_20130606 and DCM-704 EU_DCM-704_1.10 devices.
Understanding CVE-2018-20389
This CVE entry describes a vulnerability that allows remote attackers to discover credentials on specific D-Link devices using SNMP requests.
What is CVE-2018-20389?
The CVE-2018-20389 vulnerability enables attackers to extract credentials from D-Link DCM-604 and DCM-704 devices by exploiting specific SNMP requests.
The Impact of CVE-2018-20389
This vulnerability poses a significant risk as it allows unauthorized access to sensitive credentials, potentially leading to further security breaches and unauthorized activities.
Technical Details of CVE-2018-20389
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability in D-Link DCM-604 DCM604_C1_ViaCabo_1.04_20130606 and DCM-704 EU_DCM-704_1.10 devices allows remote attackers to uncover credentials through specific SNMP requests.
Affected Systems and Versions
- Product: D-Link DCM-604 DCM604_C1_ViaCabo_1.04_20130606
- Product: D-Link DCM-704 EU_DCM-704_1.10
- Vendor: D-Link
- Versions: All versions are affected
Exploitation Mechanism
Attackers exploit 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 SNMP requests to extract credentials from the vulnerable devices.
Mitigation and Prevention
Protecting systems from this vulnerability is crucial to maintaining security.
Immediate Steps to Take
- Disable SNMP if not required for operations
- Implement strong firewall rules to restrict SNMP access
- Regularly monitor SNMP activity for any suspicious behavior
Long-Term Security Practices
- Conduct regular security assessments and audits
- Keep systems and devices updated with the latest security patches
- Educate users on secure credential management practices
Patching and Updates
- Apply patches and updates provided by D-Link to address this vulnerability