CVE-2018-10693 : Security Advisory and Response

A vulnerability was found on Moxa AWK-3121 1.14 devices that could allow attackers to execute arbitrary commands on the device through a buffer overflow exploit.

Understanding CVE-2018-10693

This CVE identifies a security flaw in Moxa AWK-3121 1.14 devices that enables attackers to exploit the ping feature to execute malicious commands.

What is CVE-2018-10693?

The vulnerability in the "srvName" POST parameter of Moxa AWK-3121 1.14 devices allows attackers to trigger a buffer overflow by sending a specially crafted packet with a string of 516 characters.

The Impact of CVE-2018-10693

Exploiting this vulnerability can lead to attackers executing arbitrary commands on the affected device, compromising its security and potentially gaining unauthorized access.

Technical Details of CVE-2018-10693

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The vulnerability arises from a buffer overflow in the "srvName" POST parameter, which attackers can exploit by sending a crafted packet with a specific character length.

Affected Systems and Versions

Affected Systems: Moxa AWK-3121 1.14 devices
Affected Versions: All versions of Moxa AWK-3121 1.14

Exploitation Mechanism

Attackers can exploit the vulnerability by sending a specially crafted packet containing a string of 516 characters to trigger the buffer overflow and execute arbitrary commands.

Mitigation and Prevention

Protecting systems from CVE-2018-10693 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable the ping feature on Moxa AWK-3121 1.14 devices if not essential for operations.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and security patches provided by the device manufacturer.
Conduct security assessments and penetration testing to identify and address vulnerabilities proactively.

Patching and Updates

Ensure that the latest firmware updates and security patches are applied to Moxa AWK-3121 1.14 devices to mitigate the vulnerability and enhance overall security.