scrapy up to 2.11.0 Authorization Header information disclosure

Summaryinfo

A vulnerability described as problematic has been identified in scrapy up to 2.11.0. The affected element is an unknown function of the component Authorization Header Handler. Executing a manipulation can lead to information disclosure. This vulnerability is registered as CVE-2024-3574. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in scrapy up to 2.11.0 and classified as problematic. This vulnerability affects an unknown code block of the component Authorization Header Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. CVE summarizes:

In scrapy version 2.10.1, an issue was identified where the Authorization header, containing credentials for server authentication, is leaked to a third-party site during a cross-domain redirect. This vulnerability arises from the failure to remove the Authorization header when redirecting across domains. The exposure of the Authorization header to unauthorized actors could potentially allow for account hijacking.

The advisory is shared for download at huntr.com. This vulnerability was named CVE-2024-3574 since 04/10/2024. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability scanner Nessus provides a plugin with the ID 235158 (Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : Scrapy vulnerabilities (USN-7476-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.11.1 eliminates this vulnerability. Applying the patch 5bcb8fd5019c72d05c4a96da78a7fcb6ecb55b75 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (235158). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• scrapy

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11.0

License

• open-source

Website

• Product: https://github.com/scrapy/scrapy/

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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