CVE-2018-5702 : Vulnerability Insights and Analysis

CVE-2018-5702 was published on January 15, 2018, and is related to a vulnerability in the Transmission protocol version 2.92. This vulnerability allows remote attackers to execute unauthorized remote procedure call (RPC) commands and write to any file by exploiting a specific header.

Understanding CVE-2018-5702

This CVE entry highlights a security flaw in the Transmission protocol version 2.92 that can be exploited by attackers to carry out unauthorized RPC commands.

What is CVE-2018-5702?

The vulnerability in CVE-2018-5702 arises from the reliance on the X-Transmission-Session-Id header for access control in the Transmission protocol version 2.92. Attackers can exploit this dependency to execute RPC commands and write to arbitrary files through specific POST requests.

The Impact of CVE-2018-5702

The vulnerability allows potential remote attackers to carry out unauthorized RPC commands and write to any file they choose by exploiting a specific header in the Transmission protocol version 2.92.

Technical Details of CVE-2018-5702

CVE-2018-5702 involves a specific vulnerability in the Transmission protocol version 2.92.

Vulnerability Description

The vulnerability in CVE-2018-5702 allows remote attackers to execute arbitrary RPC commands and write to arbitrary files by exploiting the X-Transmission-Session-Id header in conjunction with a DNS rebinding attack.

Affected Systems and Versions

Product: Transmission protocol
Vendor: N/A
Version: 2.92

Exploitation Mechanism

Attackers can exploit this vulnerability by combining a DNS rebinding attack with POST requests to /transmission/rpc.

Mitigation and Prevention

To address CVE-2018-5702, users and administrators should take immediate steps and adopt long-term security practices.

Immediate Steps to Take

Update Transmission protocol to a patched version.
Implement network-level protections to prevent DNS rebinding attacks.

Long-Term Security Practices

Regularly monitor and update software for security patches.
Conduct security assessments to identify and mitigate vulnerabilities.

Patching and Updates

Apply the latest security patches provided by the Transmission protocol to fix the vulnerability.