CVE-2017-14919

Node.js before 4.8.5, 6.x before 6.11.5, and 8.x before 8.8.0 allows remote attackers to cause a denial of service (uncaught exception and crash) by leveraging a change in the zlib module 1.2.9 making 8 an invalid value for the windowBits parameter.

Published: 2017-10-30 Last update: 2026-07-14 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2017-14919 is rated Moderate Risk (63.1/100): CVSS High severity, with high exploitation likelihood (EPSS 8.24%, 94th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2017-14919

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-07-15 8.14% 8.24% +0.09%
2 2026-06-15 0.56% 8.14% +7.59%
3 2026-05-28 — 0.56% —

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-14919

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.0 HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2017-14919

GitHub Security Advisory for CVE-2017-14919

GHSA-mvc4-gp8c-r52f · Severity: high — Node.js before 4.8.5, 6.x before 6.11.5, and 8.x before 8.8.0 allows remote attackers to cause a...

OS Trackers for CVE-2017-14919

vendor priority summary link
alpine — CVE-2017-14919: 1 source package rows (nodejs); 10 state rows across 10 repos (3.10-main, 3.11-main, 3.12-main, 3.17-main, 3.18-main, 3.19-main, 3.20-main, 3.21-main, 3.22-main, edge-main); fixed 10, open 0. https://security.alpinelinux.org/vuln/CVE-2017-14919
debian unimportant CVE-2017-14919 unimportant priority: Debian including 1 source packages (nodejs), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2017-14919
redhat medium — https://access.redhat.com/security/cve/CVE-2017-14919
ubuntu medium CVE-2017-14919 medium priority: Ubuntu including 1 source packages (nodejs), 6 status rows across 6 suites (artful, bionic, trusty, upstream, xenial, zesty): not-affected 3, ignored 2, released 1. https://ubuntu.com/security/CVE-2017-14919

Affected software / configurations for CVE-2017-14919

Vendor Product Version Raw CPE
nodejs node.js 4.8.2 cpe:2.3:a:nodejs:node.js:4.8.2:*:*:*:*:*:*:*
nodejs node.js 4.8.3 cpe:2.3:a:nodejs:node.js:4.8.3:*:*:*:*:*:*:*
nodejs node.js 4.8.4 cpe:2.3:a:nodejs:node.js:4.8.4:*:*:*:*:*:*:*
nodejs node.js 6.10.2 cpe:2.3:a:nodejs:node.js:6.10.2:*:*:*:*:*:*:*
nodejs node.js 6.10.3 cpe:2.3:a:nodejs:node.js:6.10.3:*:*:*:*:*:*:*
nodejs node.js 6.11.0 cpe:2.3:a:nodejs:node.js:6.11.0:*:*:*:*:*:*:*
nodejs node.js 6.11.1 cpe:2.3:a:nodejs:node.js:6.11.1:*:*:*:*:*:*:*
nodejs node.js 6.11.2 cpe:2.3:a:nodejs:node.js:6.11.2:*:*:*:*:*:*:*
nodejs node.js 6.11.3 cpe:2.3:a:nodejs:node.js:6.11.3:*:*:*:*:*:*:*
nodejs node.js 6.11.4 cpe:2.3:a:nodejs:node.js:6.11.4:*:*:*:*:*:*:*
nodejs node.js 8.0.0 cpe:2.3:a:nodejs:node.js:8.0.0:*:*:*:*:*:*:*
nodejs node.js 8.1.0 cpe:2.3:a:nodejs:node.js:8.1.0:*:*:*:*:*:*:*
nodejs node.js 8.1.1 cpe:2.3:a:nodejs:node.js:8.1.1:*:*:*:*:*:*:*
nodejs node.js 8.1.2 cpe:2.3:a:nodejs:node.js:8.1.2:*:*:*:*:*:*:*
nodejs node.js 8.1.3 cpe:2.3:a:nodejs:node.js:8.1.3:*:*:*:*:*:*:*
nodejs node.js 8.1.4 cpe:2.3:a:nodejs:node.js:8.1.4:*:*:*:*:*:*:*
nodejs node.js 8.2.0 cpe:2.3:a:nodejs:node.js:8.2.0:*:*:*:*:*:*:*
nodejs node.js 8.2.1 cpe:2.3:a:nodejs:node.js:8.2.1:*:*:*:*:*:*:*
nodejs node.js 8.3.0 cpe:2.3:a:nodejs:node.js:8.3.0:*:*:*:*:*:*:*
nodejs node.js 8.4.0 cpe:2.3:a:nodejs:node.js:8.4.0:*:*:*:*:*:*:*
nodejs node.js 8.5.0 cpe:2.3:a:nodejs:node.js:8.5.0:*:*:*:*:*:*:*
nodejs node.js 8.6.0 cpe:2.3:a:nodejs:node.js:8.6.0:*:*:*:*:*:*:*
nodejs node.js 8.7.0 cpe:2.3:a:nodejs:node.js:8.7.0:*:*:*:*:*:*:*

References for CVE-2017-14919

cvelogic Threat Intelligence