CVE-2017-16119

nodejs-fresh: Regular expression denial of service when parsing crafted user input

Published Jun 7, 2018 CVSS 3.1 · 7.5 High EPSS 1.6% KEV · Not listed
Description
Fresh is a module used by the Express.js framework for HTTP response freshness testing. It is vulnerable to a regular expression denial of service when it is passed specially crafted input to parse. This causes the event loop to be blocked causing a denial of service condition.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2018-0256 Fresh is a module used by the Express.js framework for HTTP response freshness testing. It is vulnerable to a regular expression denial of service when it is passed specially crafted input to parse. This causes the event loop to be blocked causing a denial of service condition.
Github GHSA Github GHSA GHSA-9qj9-36jm-prpv Regular Expression Denial of Service in fresh
History
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Oct 8, 2026, 7:43 PM
Reserved
Oct 29, 2017, 12:00 AM
Status
Modified
Published
Jun 7, 2018, 2:29 AM
Modified
Oct 8, 2026, 8:17 PM
Severity
Moderate
Public date
Jun 7, 2018, 12:00 AM