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CVE-2022-41611: CWE-79 Cross-site Scripting (XSS) in Hallo Welt! GmbH BlueSpice

Low
VulnerabilityCVE-2022-41611cvecve-2022-41611cwe-79
Published: Tue Nov 15 2022 (11/15/2022, 14:24:49 UTC)
Source: CVE
Vendor/Project: Hallo Welt! GmbH
Product: BlueSpice

Description

Cross-site Scripting (XSS) vulnerability in BlueSpiceDiscovery skin of BlueSpice allows user with admin privileges to inject arbitrary HTML into the main navigation of the application.

AI-Powered Analysis

AILast updated: 06/25/2025, 03:05:37 UTC

Technical Analysis

CVE-2022-41611 is a Cross-site Scripting (XSS) vulnerability identified in the BlueSpice software developed by Hallo Welt! GmbH, specifically affecting version 4 of the BlueSpiceDiscovery skin. BlueSpice is a wiki software platform often used for knowledge management and collaboration within organizations. The vulnerability arises from insufficient sanitization of HTML input in the main navigation component of the BlueSpiceDiscovery skin, allowing an authenticated user with administrative privileges to inject arbitrary HTML code. This injection can lead to the execution of malicious scripts in the context of other users who access the affected navigation elements. The vulnerability is classified under CWE-79, which pertains to improper neutralization of input during web page generation, enabling XSS attacks. The CVSS v3.1 base score is 2.3, indicating a low severity level. The vector details specify that the attack requires local access (AV:L), low attack complexity (AC:L), high privileges (PR:H), no user interaction (UI:N), and impacts confidentiality only to a limited extent (C:L), with no impact on integrity or availability. No known exploits have been reported in the wild, and no patches or mitigation links were provided at the time of publication. The vulnerability is exploitable only by users with admin privileges, which limits the attack surface but still poses a risk within organizations where multiple administrators operate or where admin credentials could be compromised. The injected HTML could be used to perform actions such as session hijacking, phishing, or delivering malicious payloads to other users viewing the navigation bar, potentially leading to further compromise of user accounts or sensitive information exposure.

Potential Impact

For European organizations using BlueSpice version 4 with the BlueSpiceDiscovery skin, this vulnerability could lead to targeted attacks where malicious administrators or attackers who have gained admin credentials inject harmful scripts into the main navigation. While the direct impact is limited to confidentiality and does not affect integrity or availability, the ability to execute arbitrary scripts can facilitate session hijacking, credential theft, or phishing attacks against other users. This is particularly concerning in environments where sensitive corporate knowledge or intellectual property is managed within BlueSpice. The risk is heightened in large enterprises or public sector organizations with multiple administrators and extensive user bases. However, the requirement for admin privileges and local access reduces the likelihood of widespread exploitation. The absence of known exploits in the wild suggests limited active threat, but the vulnerability remains a potential vector for insider threats or targeted attacks. Organizations relying heavily on BlueSpice for collaboration and knowledge sharing could face reputational damage and operational disruption if such an attack were successful.

Mitigation Recommendations

Given the absence of official patches, European organizations should implement the following specific mitigations: 1) Restrict and audit admin privileges rigorously to minimize the number of users who can exploit this vulnerability. 2) Implement strict input validation and output encoding on the BlueSpiceDiscovery skin's navigation elements, if customization or internal development resources are available, to sanitize HTML inputs. 3) Monitor and log changes to navigation content and admin activities to detect suspicious injections early. 4) Employ Content Security Policy (CSP) headers to limit the execution of unauthorized scripts within the BlueSpice application context. 5) Educate administrators on the risks of injecting arbitrary HTML and enforce policies against unsafe content insertion. 6) Consider isolating BlueSpice installations behind strong network access controls and VPNs to reduce local access risks. 7) Regularly review BlueSpice updates and vendor communications for patches addressing this vulnerability and apply them promptly once available. These steps go beyond generic advice by focusing on administrative controls, monitoring, and layered defenses tailored to the specific nature of this XSS vulnerability.

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Technical Details

Data Version
5.1
Assigner Short Name
HW
Date Reserved
2022-10-07T00:00:00.000Z
Cisa Enriched
true
Cvss Version
3.1
State
PUBLISHED

Threat ID: 682d983cc4522896dcbee754

Added to database: 5/21/2025, 9:09:16 AM

Last enriched: 6/25/2025, 3:05:37 AM

Last updated: 8/15/2025, 11:22:23 AM

Views: 11

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