CVE-2024-21639
5.3 · MEDIUMOverview
CVE-2024-21639 is a medium-severity vulnerability affecting chromiumembedded chromium_embedded_framework. It was published on January 12, 2024 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
CEF (Chromium Embedded Framework ) is a simple framework for embedding Chromium-based browsers in other applications. `CefLayeredWindowUpdaterOSR::OnAllocatedSharedMemory` does not check the size of the shared memory, which leads to out-of-bounds read outside the sandbox. This vulnerability was patched in commit 1f55d2e.
Remediation
Check the references section for vendor advisories and patches from chromiumembedded. Update chromium_embedded_framework to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| chromiumembedded | chromium_embedded_framework | >= 0, < 2024-01-05 | Affected |
References
Frequently Asked Questions
What is CVE-2024-21639?
CVE-2024-21639 is a medium-severity vulnerability affecting chromiumembedded chromium_embedded_framework. It was published on January 12, 2024 and has a CVSS 3.1 base score of 5.3 (MEDIUM).
How severe is CVE-2024-21639?
This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2024-21639?
Check the references section for vendor advisories and patches from chromiumembedded. Update chromium_embedded_framework to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2024-21639?
CyberStrike's AI-powered security agents can automatically detect CVE-2024-21639 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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