CVE-2018-18925 : What You Need to Know

Remote code execution is possible in Gogs 0.11.66 due to a lack of proper validation of session IDs. This vulnerability allows for session-file forgery by utilizing a ".." technique in the file session provider in file.go. The issue is connected to how session IDs are handled in the go-macaron/session code for Macaron.

Understanding CVE-2018-18925

Gogs 0.11.66 has a vulnerability that enables remote code execution due to improper session ID validation.

What is CVE-2018-18925?

This CVE identifies a security flaw in Gogs 0.11.66 that permits remote code execution by exploiting session ID validation weaknesses.

The Impact of CVE-2018-18925

The vulnerability allows attackers to forge session files, potentially leading to unauthorized remote code execution on affected systems.

Technical Details of CVE-2018-18925

Gaining insight into the technical aspects of the vulnerability.

Vulnerability Description

Remote code execution exploit in Gogs 0.11.66 due to inadequate session ID validation
Session-file forgery using a ".." technique in the file session provider in file.go

Affected Systems and Versions

Product: Gogs 0.11.66
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers exploit the lack of proper session ID validation to execute remote code
Utilization of the ".." technique in the file session provider in file.go

Mitigation and Prevention

Guidelines to address and prevent the CVE-2018-18925 vulnerability.

Immediate Steps to Take

Update Gogs to a patched version that addresses the session ID validation issue
Monitor system logs for any suspicious activity related to session-file forgery

Long-Term Security Practices

Implement strong session management practices to prevent session-file forgery attacks
Regularly audit and review session handling mechanisms to ensure robust security

Patching and Updates

Stay informed about security updates for Gogs and promptly apply patches to mitigate vulnerabilities