Resource exhaustion in Node.js
CVE-2019-5739
Keep-alive HTTP and HTTPS connections can remain open and inactive for up to 2 minutes in Node.js 6.16.0 and earlier. Node.js 8.0.0 introduced a dedicated server.keepAliveTimeout which defaults to 5 seconds. The behavior in Node.js 6.16.0 and earlier is a potential Denial of Service (DoS) attack vector. Node.js 6.17.0 introduces server.keepAliveTimeout and the 5-second default.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.051 (91.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Node.js — versions All versions prior to 6.17.0
- Nodejs Node.js
- Opensuse Leap — versions 42.3
Weakness classification (CWE)
References
- cve-request@iojs.org (x_refsource_MISC, Vendor Advisory)
- cve-request@iojs.org (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
- cve-request@iojs.org (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- cve-request@iojs.org (x_refsource_CONFIRM, Third Party Advisory)
- cve-request@iojs.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2019-5739?
- CVE-2019-5739 is a high-severity vulnerability in Node.js, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2019-03-28.
- How severe is CVE-2019-5739?
- High severity. CVSS v3 base score is 7.5 out of 10.