CVE-2017-12077 : Vulnerability Insights and Analysis

Synology Router Manager (SRM) version prior to 1.1.4-6509 is vulnerable to Uncontrolled Resource Consumption in the SYNO.Core.PortForwarding.Rules component, allowing remote attackers to launch denial of service attacks.

Understanding CVE-2017-12077

The vulnerability in Synology Router Manager (SRM) could lead to memory resource exhaustion and subsequent denial of service attacks.

What is CVE-2017-12077?

The CVE-2017-12077 vulnerability is characterized by uncontrolled resource consumption in the SYNO.Core.PortForwarding.Rules component of Synology Router Manager (SRM) versions before 1.1.4-6509. This flaw enables remote attackers with authentication to deplete the memory resources of the affected system, resulting in a denial of service (DoS) attack.

The Impact of CVE-2017-12077

The vulnerability allows remote authenticated attackers to consume memory resources, leading to a denial of service (DoS) condition on the targeted machine.

Technical Details of CVE-2017-12077

The technical aspects of the CVE-2017-12077 vulnerability are as follows:

Vulnerability Description

The Uncontrolled Resource Consumption vulnerability in SYNO.Core.PortForwarding.Rules in Synology Router Manager (SRM) before 1.1.4-6509 permits remote authenticated attackers to exhaust the memory resources of the machine, resulting in a denial of service attack.

Affected Systems and Versions

Product: Synology Router Manager (SRM)
Vendor: Synology
Versions Affected: Prior to 1.1.4-6509

Exploitation Mechanism

The vulnerability can be exploited by remote attackers with authentication to consume memory resources, causing a denial of service (DoS) attack.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2017-12077:

Immediate Steps to Take

Update Synology Router Manager (SRM) to version 1.1.4-6509 or later.
Implement strong authentication mechanisms to prevent unauthorized access.

Long-Term Security Practices

Regularly monitor and audit network traffic for unusual patterns.
Keep systems and software up to date with the latest security patches.
Conduct security training for users to recognize and report suspicious activities.

Patching and Updates

Apply patches and updates provided by Synology to address the vulnerability and enhance system security.