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Fencer Intel
medium 5.0

CVE-2014-7191 json

Denial-of-Service Memory Exhaustion in qs

published 2014-10-19 12 y ago modified 2026-06-17 4 mo ago also GHSA-jjv7-qpx3-h62q , EUVD-2017-0262

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.3%
EPSS 8.3% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

The qs module before 1.0.0 in Node.js does not call the compact function for array data, which allows remote attackers to cause a denial of service (memory consumption) by using a large index value to create a sparse array.

Patch / fix

  • npm qs 1.0.0
  • node-qs Debian 14, Debian 13, Debian 12 2.2.4-1

debian advisories DEBIAN-CVE-2014-7191

  • node-qs Ubuntu Pro 14.04 LTS 0.6.5-1ubuntu0.1~esm1

ubuntu advisories UBUNTU-CVE-2014-7191

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • nodejs010-node-gyp RHEL 2 SOFTWARE_COLLECTIONS 3.2.0-3.el6
  • nodejs010-node-gyp RHEL 2 SOFTWARE_COLLECTIONS 3.2.0-3.el7
  • nodejs010-nodejs-qs RHEL 2 SOFTWARE_COLLECTIONS 0.6.5-5.el6
  • nodejs010-nodejs-qs RHEL 2 SOFTWARE_COLLECTIONS 0.6.5-5.el7

red hat advisories RHSA-2016:1380

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-7191 updated cvss 4.3

nodejs-qs: Denial-of-Service Memory Exhaustion

  • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) nodejs010-node-gyp 3.2.0-3.el6, nodejs010-nodejs-qs 0.6.5-5.el6 Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) nodejs010-node-gyp 3.2.0-3.el7, nodejs010-nodejs-qs 0.6.5-5.el7 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.6) nodejs010-node-gyp 3.2.0-3.el6, nodejs010-nodejs-qs 0.6.5-5.el6 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) nodejs010-node-gyp 3.2.0-3.el6, nodejs010-nodejs-qs 0.6.5-5.el6 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.1) nodejs010-node-gyp 3.2.0-3.el7, nodejs010-nodejs-qs 0.6.5-5.el7 Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.2) nodejs010-node-gyp 3.2.0-3.el7, nodejs010-nodejs-qs 0.6.5-5.el7
    +2 more products
    Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) nodejs010-node-gyp 3.2.0-3.el6, nodejs010-nodejs-qs 0.6.5-5.el6 Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) nodejs010-node-gyp 3.2.0-3.el7, nodejs010-nodejs-qs 0.6.5-5.el7
    fixed: vendor fix RHSA-2016:1380

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

8.31% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected packages

ecosystem package affected fixed in
npm qs
<1.0.0
1.0.0

Classification

Weakness
  • CWE-399 Resource Management Errors
  • CWE-400 Uncontrolled Resource Consumption
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.