CVE-2017-8335 : What You Need to Know

An issue has been found on Securifi Almond, Almond+, and Almond 2015 devices with firmware AL-R096 that allows attackers to take control of the device and execute a payload of their choice.

Understanding CVE-2017-8335

This CVE describes a vulnerability in Securifi Almond devices that enables attackers to manipulate the device's stack and execute arbitrary code.

What is CVE-2017-8335?

The vulnerability in Securifi Almond devices with firmware AL-R096 allows attackers to exploit a buffer overflow issue by sending a large payload in a specific POST parameter, leading to remote code execution.

The Impact of CVE-2017-8335

The vulnerability can be exploited by attackers to take control of the affected devices, compromising their security and potentially executing malicious payloads.

Technical Details of CVE-2017-8335

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The issue arises from a lack of string length check on POST parameters, allowing attackers to trigger a stack overflow and manipulate the device's stack.

Affected Systems and Versions

Securifi Almond, Almond+, and Almond 2015 devices with firmware AL-R096

Exploitation Mechanism

Attackers can send a large payload in the "mssid_1" POST parameter to trigger a stack overflow and gain control of the device.

Mitigation and Prevention

Protecting systems from CVE-2017-8335 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the firmware of affected devices to a patched version.
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 on all devices.
Conduct security assessments and penetration testing to identify vulnerabilities.
Educate users on safe browsing habits and security best practices.

Patching and Updates

Securifi Almond devices should apply the latest firmware updates provided by the vendor to address the vulnerability.