CVE-2018-10058 : Security Advisory and Response

A stack-based buffer overflow vulnerability in cgminer and bfgminer allows an authenticated remote attacker to execute arbitrary code through specific command handlers.

Understanding CVE-2018-10058

This CVE involves a critical security issue in the remote management interface of cgminer 4.10.0 and bfgminer 5.5.0, potentially leading to remote code execution.

What is CVE-2018-10058?

The vulnerability enables an authenticated attacker to trigger a buffer overflow in command handlers, posing a severe security risk.

The Impact of CVE-2018-10058

The exploit could allow an attacker to execute arbitrary code remotely, compromising the affected system's integrity and confidentiality.

Technical Details of CVE-2018-10058

This section delves into the specifics of the vulnerability.

Vulnerability Description

An attacker can leverage a stack-based buffer overflow in specific command handlers within the remote management interface of cgminer and bfgminer.

Affected Systems and Versions

Products: cgminer, bfgminer
Versions: cgminer 4.10.0, bfgminer 5.5.0

Exploitation Mechanism

The vulnerability arises from inadequate input validation in the addpool, failover-only, poolquota, and save command handlers, allowing attackers to craft malicious inputs.

Mitigation and Prevention

Protecting systems from CVE-2018-10058 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update cgminer and bfgminer to patched versions immediately.
Restrict network access to the remote management interface.
Monitor for any suspicious activities on the network.

Long-Term Security Practices

Regularly update and patch all software to prevent known vulnerabilities.
Implement strong authentication mechanisms for remote access.
Conduct regular security audits and penetration testing.

Patching and Updates

Apply the latest security patches provided by the software vendors.
Stay informed about security advisories and updates from cgminer and bfgminer.