Overview
On April 17, NSFOCUS CERT found that Google officially fixed a Chrome V8 type confusion vulnerability (CVE-2023-2033). Due to flaws in the verification of the data type being used by the application, type confusion can occur during the process. Attackers can trigger this vulnerability by sending a crafted link that successfully induces users to open a malicious link, thereby executing arbitrary code on the application. At present, it has been detected that the vulnerability is being exploited in the wild. Please take measures to protect the affected users as soon as possible.
Chrome V8 is a high-performance JavaScript engine open-source by Google, widely used in various JavaScript execution environments, such as Chrome browser, Node.js, etc.
Reference link:
https://chromereleases.googleblog.com/2023/04/stable-channel-update-for-desktop_14.html
Scope of Impact
Affected version
Windows, Mac, Linux:
- Google Chrome < 112.0.5615.121
Unaffected version
Windows, Mac, Linux:
- Google Chrome >= 112.0.5615.121
Mitigation
Official upgrade
At present, the official security version has been released to fix this vulnerability. Affected users are requested to upgrade the version as soon as possible for protection. The reference link is as follows:
Manual upgrade
Check for updates in the Chrome menu bar – “Help” – “About Google Chrome”, and restart after the update.
Statement
This advisory is only used to describe a potential risk. NSFOCUS does not provide any commitment or promise on this advisory. NSFOCUS and the author will not bear any liability for any direct and/or indirect consequences and losses caused by transmitting and/or using this advisory. NSFOCUS reserves all the rights to modify and interpret this advisory. Please include this statement paragraph when reproducing or transferring this advisory. Do not modify this advisory, add/delete any information to/from it, or use this advisory for commercial purposes without permission from NSFOCUS.
About NSFOCUS
NSFOCUS, Inc., a global network and cyber security leader, protects enterprises and carriers from advanced cyber attacks. The company’s Intelligent Hybrid Security strategy utilizes both cloud and on-premises security platforms, built on a foundation of real-time global threat intelligence, to provide multi-layered, unified and dynamic protection against advanced cyber attacks.
NSFOCUS works with Fortune Global 500 companies, including four of the world’s five largest financial institutions, organizations in insurance, retail, healthcare, critical infrastructure industries as well as government agencies. NSFOCUS has technology and channel partners in more than 60 countries, is a member of both the Microsoft Active Protections Program (MAPP), and the Cloud Security Alliance (CSA).
A wholly owned subsidiary of NSFOCUS Technologies Group Co., Ltd., the company has operations in the Americas, Europe, the Middle East and Asia Pacific.
