CVE-2020-6863 : Security Advisory and Response
Learn about CVE-2020-6863 affecting ZTE E8820V3 routers. Attackers can exploit this permission and access control vulnerability to tamper with DDNS parameters and launch DoS attacks.
ZTE E8820V3 router product is impacted by a permission and access control vulnerability that could allow attackers to tamper with DDNS parameters and launch DoS attacks.
Understanding CVE-2020-6863
ZTE E8820V3 router product is affected by a critical vulnerability related to permission and access control.
What is CVE-2020-6863?
The CVE-2020-6863 vulnerability affects ZTE E8820V3 routers, enabling attackers to manipulate DDNS parameters and conduct Denial of Service (DoS) attacks on a specific URL.
The Impact of CVE-2020-6863
This vulnerability poses a significant risk as attackers can exploit it to disrupt network services and potentially compromise the router's security.
Technical Details of CVE-2020-6863
ZTE E8820V3 router product is susceptible to unauthorized access due to a flaw in permission and access control mechanisms.
Vulnerability Description
The vulnerability allows unauthorized users to tamper with DDNS parameters and launch DoS attacks on a specified URL.
Affected Systems and Versions
- Product: E8820V3
- Vendor: ZTE Corporation
- Versions Affected: All versions up to V3.1.0.1000.4
Exploitation Mechanism
Attackers exploit the vulnerability by manipulating DDNS parameters and initiating DoS attacks on a specific URL.
Mitigation and Prevention
To address CVE-2020-6863, users should take immediate action and implement long-term security measures.
Immediate Steps to Take
- Update the router firmware to the latest version provided by ZTE Corporation.
- Monitor network traffic for any suspicious activity.
- Restrict access to the router's configuration settings.
Long-Term Security Practices
- Regularly update router firmware to patch known vulnerabilities.
- Implement strong password policies and enable encryption protocols.
- Conduct security audits and penetration testing to identify potential weaknesses.
Patching and Updates
ZTE Corporation may release patches or updates to address the CVE-2020-6863 vulnerability. Users should regularly check for firmware updates and apply them promptly.