CVE-2022-44363 : Security Advisory and Response

An in-depth overview of CVE-2022-44363, highlighting the vulnerability, impact, technical details, and mitigation strategies.

Understanding CVE-2022-44363

This section delves into the specifics of CVE-2022-44363, shedding light on the critical aspects of the vulnerability.

What is CVE-2022-44363?

The CVE-2022-44363 vulnerability pertains to a Buffer Overflow issue in Tenda i21 V1.0.0.14(4656) through the

/goform/setSnmpInfo

endpoint.

The Impact of CVE-2022-44363

The vulnerability exposes systems running the affected Tenda i21 version to potential exploitation, leading to unauthorized access and control by threat actors.

Technical Details of CVE-2022-44363

Explore the technical aspects of CVE-2022-44363, including the vulnerability description, affected systems, and exploitation mechanisms.

Vulnerability Description

The buffer overflow in Tenda i21 V1.0.0.14(4656) allows attackers to execute malicious code or crash the device through specifically crafted SNMP requests.

Affected Systems and Versions

All instances of Tenda i21 V1.0.0.14(4656) are impacted by this vulnerability, regardless of vendor or product version.

Exploitation Mechanism

Threat actors can exploit the buffer overflow by sending crafted requests to the

/goform/setSnmpInfo

endpoint, triggering the vulnerability and compromising the device.

Mitigation and Prevention

Discover the immediate steps and long-term security practices to safeguard systems against CVE-2022-44363.

Immediate Steps to Take

System administrators should restrict access to the

/goform/setSnmpInfo

endpoint, apply vendor patches, and monitor network traffic for any signs of exploitation.

Long-Term Security Practices

Implementing secure coding practices, regular security assessments, and network segmentation can enhance overall security posture and mitigate similar vulnerabilities.

Patching and Updates

Stay updated with security advisories from the vendor, promptly apply patches, and follow best practices for device configuration and hardening.