PrimeKey Solutions EJBCA 8.0 Header Host injection

Summaryinfo

A vulnerability, which was classified as problematic, has been found in PrimeKey Solutions EJBCA 8.0. Affected by this vulnerability is an unknown functionality of the component Header Handler. The manipulation of the argument Host leads to injection. This vulnerability is listed as CVE-2025-3026. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in PrimeKey Solutions EJBCA 8.0. It has been rated as problematic. This issue affects an unknown functionality 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. The summary by CVE is:

The vulnerability exists in the EJBCA service, version 8.0 Enterprise. Not tested in higher versions. By modifying the ‘Host’ header in an HTTP request, it is possible to manipulate the generated links and thus redirect the client to a different base URL. In this way, an attacker could insert his own server for the client to send HTTP requests, provided he succeeds in exploiting it.

The weakness was presented by Julen Garrido Estévez. The advisory is shared at incibe.es. The identification of this vulnerability is CVE-2025-3026 since 03/31/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/09/2025). MITRE ATT&CK project uses the attack technique T1055 for this issue.

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-2025-8737). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• PrimeKey Solutions

Name

• EJBCA

Version

• 8.0

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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