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CVE-2020-8277

A Node.js application that allows an attacker to trigger a DNS request for a host of their choice could trigger a Denial of Service in…

High7.5EPSS 54.2%
Published
Updated
Reserved
Assigned by
hackerone

Description

A Node.js application that allows an attacker to trigger a DNS request for a host of their choice could trigger a Denial of Service in versions < 15.2.1, < 14.15.1, and < 12.19.1 by getting the application to resolve a DNS record with a larger number of responses. This is fixed in 15.2.1, 14.15.1, and 12.19.1.

Scores

CVSS scores of CVE-2020-8277, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified3.1High7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
54.2% · top 1.0% of all CVEs (7 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.

Weakness

Affected products

  • NodeJS · Node

    • affected 4.0 – < 4.*
    • affected 5.0 – < 5.*
    • affected 6.0 – < 6.*
    • affected 7.0 – < 7.*
    • affected 8.0 – < 8.*
    • affected 9.0 – < 9.*
    • affected 11.0 – < 11.*
    • affected 12.0 – < 12.19.1
    • affected 13.0 – < 13.*
    • affected 14.0 – < 14.15.1
    • affected 15.0 – < 15.2.1

References (13)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

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[![CVE-2020-8277](https://trackcve.app/badge/CVE-2020-8277.svg)](https://trackcve.app/cve/CVE-2020-8277)

Record last updated .