CVE-2019-11838: Buffer Overflow
First published: Thu May 09 2019(Updated: )
njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.splice after a resize, related to njs_array_prototype_splice in njs/njs_array.c, because of njs_array_expand size mishandling.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| F5 Njs | <=0.3.1 |
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Reference Links
Frequently Asked Questions
What is CVE-2019-11838?
CVE-2019-11838 is a vulnerability in njs, used in NGINX, which allows a heap-based buffer overflow in Array.prototype.splice after a resize, leading to potential code execution.
What is the severity of CVE-2019-11838?
CVE-2019-11838 has a severity rating of critical, with a CVSS score of 9.8.
How does CVE-2019-11838 affect F5 Njs?
CVE-2019-11838 affects F5 Njs version 0.3.1.
How can I fix CVE-2019-11838?
To fix CVE-2019-11838, update to a version of njs that is not affected by the vulnerability.
Where can I find more information about CVE-2019-11838?
More information about CVE-2019-11838 can be found at the following link: https://github.com/nginx/njs/issues/153.
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