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Regular Expression Denial of Service in negotiator

High severity GitHub Reviewed Published Oct 9, 2018 to the GitHub Advisory Database • Updated Jan 9, 2023

Package

npm negotiator (npm)

Affected versions

< 0.6.1

Patched versions

0.6.1

Description

Affected versions of negotiator are vulnerable to regular expression denial of service attacks, which trigger upon parsing a specially crafted Accept-Language header value.

Recommendation

Update to version 0.6.1 or later.

References

Published to the GitHub Advisory Database Oct 9, 2018
Reviewed Jun 16, 2020
Last updated Jan 9, 2023

Severity

High

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(55th percentile)

Weaknesses

Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Learn more on MITRE.

CVE ID

CVE-2016-10539

GHSA ID

GHSA-7mc5-chhp-fmc3

Source code

No known source code
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