Improper Certificate Validation Affecting localstack package, versions [0,3.0.0)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.06% (30th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-PYTHON-LOCALSTACK-6068112
  • published 17 Nov 2023
  • disclosed 16 Nov 2023
  • credit Unknown

How to fix?

Upgrade localstack to version 3.0.0 or higher.

Overview

localstack is an An easy-to-use test/mocking framework for developing Cloud applications

Affected versions of this package are vulnerable to Improper Certificate Validation in cluster.py file. An attacker can eavesdrop on communications between the host and server by performing a man-in-the-middle attack.

Workaround

Set GET request verify=True , it will do SSL certificate validation.

CVSS Scores

version 3.1
Expand this section

Snyk

Recommended
7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    None
  • Availability (A)
    None
Expand this section

NVD

7.4 high