CVE-2024-2630 in Chrome
Summary
by MITRE • 03/20/2024
Inappropriate implementation in iOS in Google Chrome prior to 123.0.6312.58 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: Medium)
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Analysis
by VulDB Data Team • 10/30/2024
This vulnerability represents a cross-origin data leakage issue affecting iOS versions of Google Chrome prior to 123.0.6312.58, classified as a medium severity concern within the Chromium security framework. The flaw stems from an inappropriate implementation that fails to properly enforce cross-origin resource sharing policies, creating a pathway for remote attackers to access sensitive data from different origins. The vulnerability manifests through crafted HTML pages that exploit the browser's insufficient validation mechanisms, allowing unauthorized data retrieval across domain boundaries.
The technical nature of this vulnerability aligns with CWE-200, which addresses information exposure through improper access control mechanisms. The implementation flaw likely involves inadequate sandboxing or security boundary enforcement between different origins, enabling malicious actors to construct HTML content that bypasses standard browser security controls. Attackers can leverage this weakness by hosting malicious web pages that utilize specific browser behaviors or API interactions to extract cross-origin data, potentially including user credentials, session information, or other sensitive resources.
The operational impact of this vulnerability extends beyond simple data leakage, as it undermines fundamental web security principles that protect user privacy and application integrity. Mobile users of affected Chrome versions face heightened risk during routine browsing activities, as any visited website could potentially exploit this flaw to access data from other domains. The remote nature of the attack means that victims need not download any software or perform specific actions beyond visiting compromised websites, making this vulnerability particularly dangerous in phishing scenarios or when visiting untrusted web content.
Mitigation strategies should prioritize immediate browser updates to version 123.0.6312.58 or later, where the implementation flaw has been addressed through improved cross-origin access controls and enhanced security boundary enforcement. Organizations should implement network-level monitoring to detect potential exploitation attempts and consider deploying web application firewalls that can identify and block malicious HTML content patterns. Additionally, security teams should conduct regular vulnerability assessments focusing on cross-origin resource handling and ensure that mobile device management policies include mandatory browser update requirements. The remediation process should also involve user education regarding the importance of keeping software current and avoiding untrusted websites that could exploit such implementation gaps.