CVE-2021-20680 : What You Need to Know
Uncover details about CVE-2021-20680, a cross-site scripting flaw impacting NEC Aterm devices through various firmware versions. Learn how remote attackers can inject scripts or HTML, leading to potential security risks.
This CVE-2021-20680 article provides details about a cross-site scripting vulnerability found in NEC Aterm devices, impacting various firmware versions. The vulnerability could allow remote attackers to inject arbitrary scripts or HTML, posing a significant security risk.
Understanding CVE-2021-20680
This section delves into the specifics of the CVE-2021-20680 vulnerability affecting NEC Aterm devices.
What is CVE-2021-20680?
The CVE-2021-20680 pertains to a cross-site scripting vulnerability identified in NEC Aterm devices. Attackers could exploit this flaw to inject malicious scripts or HTML code through unspecified vectors.
The Impact of CVE-2021-20680
The impact of CVE-2021-20680 can be severe as it enables remote threat actors to manipulate affected devices by executing unauthorized scripts or injecting harmful code.
Technical Details of CVE-2021-20680
This section provides a deeper insight into the technical aspects of CVE-2021-20680.
Vulnerability Description
The vulnerability enables remote attackers to perform cross-site scripting attacks on NEC Aterm devices by injecting arbitrary scripts or HTML code via unspecified methods.
Affected Systems and Versions
NEC Aterm devices running specific firmware versions such as Aterm WG1900HP2, Aterm WG1200HS2, Aterm WG1800HP3, and more are susceptible to this vulnerability.
Exploitation Mechanism
The exploitation of CVE-2021-20680 involves remote threat actors injecting malicious scripts or HTML code through unspecified means, thus compromising the integrity of affected devices.
Mitigation and Prevention
In this section, we discuss the steps to mitigate and prevent exploitation of CVE-2021-20680.
Immediate Steps to Take
Users and administrators are advised to implement security measures such as disabling unnecessary services, applying security patches, and monitoring network traffic.
Long-Term Security Practices
Establishing robust cybersecurity practices, conducting regular security audits, and educating users on safe browsing habits can enhance the overall security posture.
Patching and Updates
NEC Corporation may release firmware updates or patches to address the CVE-2021-20680 vulnerability. Users are recommended to promptly apply these patches to safeguard their devices.