perfood couch-auth up to 0.21.2 Header Host injection

Summaryinfo

A vulnerability described as problematic has been identified in perfood couch-auth up to 0.21.2. This affects an unknown function of the component Header Handler. Such manipulation of the argument Host leads to injection. This vulnerability is referenced as CVE-2024-57177. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in perfood couch-auth up to 0.21.2 and classified as problematic. Affected by this issue is an unknown code block of the component Header Handler. The manipulation of the argument Host with an unknown input leads to a injection vulnerability. Using CWE to declare the problem leads to CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. Impacted is integrity. CVE summarizes:

A host header injection vulnerability exists in the NPM package of perfood/couch-auth <= 0.21.2. By sending a specially crafted host header in the email change confirmation request, it is possible to trigger a SSTI which can be leveraged to run limited commands or leak server-side information

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2024-57177 since 01/09/2025. The exploitation is known to be easy. The attack may be launched remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/17/2025). The MITRE ATT&CK project declares the attack technique as T1055.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2024-53538). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• perfood

Name

• couch-auth

Version

• 0.21.0
• 0.21.1
• 0.21.2

CPE 2.3info

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CPE 2.2info

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Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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