OpenSSL Vulnerability in Node.js (CVE-2017-15896)
Summary
CVE-2017-15896: Node.js was affected by OpenSSL vulnerability CVE-2017-3737 in regards to the use of SSL_read() due to TLS handshake failure. Affects nodejs across 2 version ranges.
>= 6dc12b1042d5d4727f77e8a1c5758dab91400069, < e6ea634901bd4c04ca1d87f642d992831ac8fb00
< 8.9.3-r0
Fixed in 8.9.3-r0. How to fix ↓
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Background
Node.js is a popular JavaScript runtime built on Chrome's V8 JavaScript engine. It allows developers to build scalable network applications and is widely used for server-side scripting. The vulnerability CVE-2017-15896 affects Node.js due to the use of SSL_read() in the TLS handshake process. This vulnerability could be exploited by an active network attacker to bypass TLS authentication and encryption, allowing them to send application data to Node.js using the TLS or HTTP2 modules.
Vulnerability Detail
The vulnerability CVE-2017-15896 in Node.js is a result of the OpenSSL vulnerability CVE-2017-3737. It occurs when there is a TLS handshake failure during the use of SSL_read(). This failure can be exploited by an attacker to send application data to Node.js without proper authentication and encryption. This could lead to unauthorized access, data leakage, and potential security breaches.
How To Fix
Minimum fixed version
8.9.3-r0
This is the first release that contains the fix.
sudo apk add --upgrade nodejsTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
There is no specific workaround mentioned for this vulnerability. However, updating Node.js to the fixed version is the recommended solution.
Conclusion
The vulnerability CVE-2017-15896 in Node.js, caused by the OpenSSL vulnerability CVE-2017-3737, can be mitigated by updating Node.js to version 8.9.3-r0 or later. This will ensure that the TLS handshake process is secure and properly authenticates and encrypts application data. For further support on vulnerability remediation, you can reach out to DevNack.com.
See every vulnerability recorded for nodejs →
FAQ
Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine. It allows developers to build scalable network applications and is widely used for server-side scripting.
The vulnerability allows an attacker to bypass TLS authentication and encryption in Node.js, potentially leading to unauthorized access, data leakage, and security breaches.
To fix the vulnerability, update Node.js to version 8.9.3-r0 or later, which includes the necessary patches to address the OpenSSL vulnerability CVE-2017-3737.
There is no specific workaround mentioned for this vulnerability. Updating Node.js to the fixed version is the recommended solution.
For more information about this vulnerability, you can refer to the official CVE-2017-15896 documentation or contact the Node.js community for support.
References
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