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CVE-2022-37430: n/a in n/a

Medium
VulnerabilityCVE-2022-37430cvecve-2022-37430n-acwe-79
Published: Wed Nov 23 2022 (11/23/2022, 00:00:00 UTC)
Source: CVE
Vendor/Project: n/a
Product: n/a

Description

Silverstripe silverstripe/framework through 4.11 allows XSS vulnerability via href attribute of a link (issue 2 of 2).

AI-Powered Analysis

AILast updated: 06/24/2025, 16:51:18 UTC

Technical Analysis

CVE-2022-37430 is a cross-site scripting (XSS) vulnerability identified in the Silverstripe framework, a popular open-source content management system (CMS) and web application framework. The vulnerability specifically affects versions up to 4.11 of the silverstripe/framework component. The issue arises due to improper sanitization or validation of the href attribute within link elements, allowing an attacker to inject malicious scripts. This vulnerability is classified under CWE-79, which pertains to improper neutralization of input during web page generation. The attack vector is network-based (AV:N), requiring low attack complexity (AC:L), but it does require privileges (PR:L) and user interaction (UI:R) to be exploited. The scope is changed (S:C), indicating that the vulnerability can affect resources beyond the initially vulnerable component. The impact affects confidentiality and integrity to a low degree (C:L, I:L), but does not affect availability (A:N). Exploitation could allow an attacker to execute arbitrary JavaScript in the context of the victim's browser, potentially leading to session hijacking, defacement, or redirection to malicious sites. However, the requirement for user interaction and privileges reduces the ease of exploitation. No known exploits are currently reported in the wild, and no official patches or vendor advisories are linked in the provided data. The vulnerability was published on November 23, 2022, and is considered medium severity with a CVSS score of 5.4.

Potential Impact

For European organizations, the impact of CVE-2022-37430 depends largely on the extent of Silverstripe framework usage within their web infrastructure. Organizations using Silverstripe CMS for public-facing websites or internal portals may be at risk of targeted XSS attacks that could compromise user sessions or lead to data leakage. Given the medium severity and requirement for user interaction and privileges, the threat is more significant for organizations with less stringent access controls or where users have elevated privileges. The vulnerability could be exploited to conduct phishing campaigns, steal authentication tokens, or manipulate web content, potentially damaging brand reputation and user trust. Sectors such as government, education, and media in Europe that rely on Silverstripe for content management may face increased risk. Additionally, the scope change (S:C) suggests that exploitation might affect multiple components or users beyond the initially vulnerable module, increasing potential impact. However, the absence of known exploits and the need for user interaction somewhat limit immediate widespread risk.

Mitigation Recommendations

European organizations should take the following specific mitigation steps: 1) Conduct an inventory to identify all instances of Silverstripe framework deployments, particularly versions up to 4.11. 2) Apply any available patches or updates from the Silverstripe project promptly; if no official patch exists, consider upgrading to a later, secure version. 3) Implement strict input validation and output encoding on all user-supplied data, especially for href attributes in links, to prevent injection of malicious scripts. 4) Employ Content Security Policy (CSP) headers to restrict the execution of unauthorized scripts and reduce the impact of potential XSS attacks. 5) Limit user privileges to the minimum necessary to reduce the risk posed by the PR:L requirement. 6) Educate users about the risks of interacting with suspicious links or content, as user interaction is required for exploitation. 7) Monitor web application logs and user activity for unusual behavior indicative of attempted exploitation. 8) Consider deploying web application firewalls (WAFs) with rules tailored to detect and block XSS payloads targeting href attributes. These measures go beyond generic advice by focusing on the specific vector (href attribute in links) and the particular characteristics of Silverstripe deployments.

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Technical Details

Data Version
5.1
Assigner Short Name
mitre
Date Reserved
2022-08-05T00:00:00.000Z
Cisa Enriched
true

Threat ID: 682d983ec4522896dcbefc0f

Added to database: 5/21/2025, 9:09:18 AM

Last enriched: 6/24/2025, 4:51:18 PM

Last updated: 8/11/2025, 5:05:55 PM

Views: 9

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