Open Redirect Vulnerability in Labstack Echo Package
Summary
DEBIAN-CVE-2022-40083: Labstack Echo v4.8.0 was discovered to contain an open redirect vulnerability via the Static Handler component. Affects golang-github-labstack-echo versions < 4.11.1-1. Fixed in 4.11.1-1. How to fix ↓
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Background
Labstack Echo is a high-performance, extensible, minimalist web framework for Go (Golang). It is designed to facilitate the development of web applications and APIs by providing a robust set of features, including routing, middleware support, and a built-in HTTP server. The package is widely used for its speed and ease of use, making it a popular choice among developers. However, it has been identified to have a critical vulnerability that could potentially expose applications to security risks.
Vulnerability Detail
Labstack Echo v4.8.0 contains an open redirect vulnerability within its Static Handler component. This flaw allows attackers to manipulate URL redirections, leading to Server-Side Request Forgery (SSRF) attacks. SSRF can enable malicious users to send crafted requests from the server to internal resources, potentially exposing sensitive data or services that are not intended to be accessible externally.
How To Fix
Minimum fixed version
4.11.1-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade golang-github-labstack-echoTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
If immediate updating is not feasible, consider implementing input validation on URLs to prevent open redirects. Ensure that any redirection logic strictly checks against a whitelist of allowed URLs before processing requests.
Conclusion
The open redirect vulnerability in Labstack Echo poses significant risks to applications using this framework. It is crucial to update to the latest patched version to mitigate these risks. Additionally, employing input validation can serve as a temporary workaround until the update is applied.
See every vulnerability recorded for golang-github-labstack-echo →
FAQ
An open redirect vulnerability occurs when a web application allows attackers to redirect users to arbitrary URLs, potentially leading to phishing attacks or SSRF.
Exploitation of this vulnerability can lead to unauthorized access to internal services, data leakage, and can compromise the integrity of your application.
If you are using Labstack Echo version 4.8.0 or earlier, your application is vulnerable. You can check for vulnerabilities using Vulert's playground without any signup.
Vulert is a tool that monitors and alerts for open-source vulnerabilities in your software using just a manifest file like package-lock.json.
You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to install any software.
References
Related vulnerabilities
Recent vulnerabilities recorded for golang-github-labstack-echo.
