CVE-2020-12283 : Security Advisory and Response
Learn about CVE-2020-12283 affecting Sourcegraph authentication workflow before version 3.15.1. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Sourcegraph before 3.15.1 has a vulnerable authentication workflow due to improper validation in the SafeRedirectURL method in cmd/frontend/auth/redirect.go.
Understanding CVE-2020-12283
Sourcegraph before version 3.15.1 is affected by a vulnerability that impacts its authentication workflow.
What is CVE-2020-12283?
This CVE refers to a security issue in Sourcegraph versions prior to 3.15.1, where the authentication workflow is compromised due to inadequate validation in the SafeRedirectURL method.
The Impact of CVE-2020-12283
The vulnerability allows for improper validation, potentially leading to unauthorized access and security breaches.
Technical Details of CVE-2020-12283
Sourcegraph before version 3.15.1 is susceptible to the following:
Vulnerability Description
- Improper validation in the SafeRedirectURL method in cmd/frontend/auth/redirect.go
- Vulnerable authentication workflow
Affected Systems and Versions
- Product: N/A
- Vendor: N/A
- Versions: N/A
Exploitation Mechanism
- Attackers can exploit the vulnerability by manipulating the SafeRedirectURL method, potentially gaining unauthorized access.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent exploitation of this vulnerability.
Immediate Steps to Take
- Update Sourcegraph to version 3.15.1 or later
- Monitor for any unauthorized access or suspicious activities
Long-Term Security Practices
- Regularly review and update authentication workflows
- Conduct security audits to identify and address vulnerabilities
Patching and Updates
- Apply patches and updates provided by Sourcegraph to fix the vulnerability