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7.5
CVSSv3

CVE-2020-8277

Published: 19/11/2020 Updated: 07/11/2023
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 446
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

A Node.js application that allows an malicious user 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.

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nodejs node.js

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oracle graalvm 19.3.4

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oracle retail xstore point of service 16.0.6

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c-ares project c-ares

Vendor Advisories

Red Hat: Moderate: nodejs:12 security and bug fix update
Synopsis Moderate: nodejs:12 security and bug fix update Type/Severity Security Advisory: Moderate Topic An update for the nodejs:12 module is now available for Red Hat Enterprise Linux 8Red Hat Product Security has rated this update as having a security impact of Moderate A Common Vulnerability Scoring S ...
Red Hat: Moderate: rh-nodejs12-nodejs security update
Synopsis Moderate: rh-nodejs12-nodejs security update Type/Severity Security Advisory: Moderate Topic An update for rh-nodejs12-nodejs is now available for Red Hat Software CollectionsRed Hat Product Security has rated this update as having a security impact of Moderate A Common Vulnerability Scoring Syst ...
Red Hat: Moderate: nodejs:14 security and bug fix update
Synopsis Moderate: nodejs:14 security and bug fix update Type/Severity Security Advisory: Moderate Topic An update for the nodejs:14 module is now available for Red Hat Enterprise Linux 8Red Hat Product Security has rated this update as having a security impact of Moderate A Common Vulnerability Scoring S ...
Red Hat: Moderate: rh-nodejs14-nodejs security update
Synopsis Moderate: rh-nodejs14-nodejs security update Type/Severity Security Advisory: Moderate Topic An update for rh-nodejs14-nodejs is now available for Red Hat Software CollectionsRed Hat Product Security has rated this update as having a security impact of Moderate A Common Vulnerability Scoring Syst ...
Arch Linux Issues:
A application that allows an attacker to trigger a DNS request for a host of their choice could trigger a Denial of Service by getting the application to resolve a DNS record with a larger number of responses ...

Github Repositories

https://github.com/masahiro331/CVE-2020-8277

CVE-2020-8277 For educational purposes only Quick Run # clone this repository $ git clone githubcom/masahiro331/CVE-2020-8277 # run bind $ docker build -t bind-local /bind # Need TCP fallback $ docker run --rm --name bind -it -p 53:53 -p 53:53/udp bind # use "&lt; v1521" version # If you use fixed version, build node $ git clone githubcom

https://github.com/AndrewIjano/CVE-2020-8277

CVE-2020-8277 For educational purposes only Quick Run # clone this repository $ git clone githubcom/masahiro331/CVE-2020-8277 # run bind $ docker build -t bind-local /bind # Need TCP fallback $ docker run --rm --name bind -it -p 53:53 -p 53:53/udp bind # use "&lt; v1521" version # If you use fixed version, build node $ git clone githubcom

References

CWE-400https://nodejs.org/en/blog/vulnerability/november-2020-security-releases/https://hackerone.com/reports/1033107https://security.gentoo.org/glsa/202012-11https://security.gentoo.org/glsa/202101-07https://www.oracle.com/security-alerts/cpujan2021.htmlhttps://www.oracle.com/security-alerts/cpuApr2021.htmlhttps://www.oracle.com//security-alerts/cpujul2021.htmlhttps://www.oracle.com/security-alerts/cpuoct2021.htmlhttps://www.oracle.com/security-alerts/cpuapr2022.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A7WH7W46OZSEUHWBHD7TCH3LRFY52V6Z/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BEJBY3RJB3XWUOJFGZM5E3EMQ7MFM3UT/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXLJY4764LYVJPC7NCDLE2UMQ3QC5OI2/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EEIV4CH6KNVZK63Y6EKVN2XDW7IHSJBJ/https://nvd.nist.govhttps://access.redhat.com/errata/RHSA-2020:5499https://security.archlinux.org/CVE-2020-8277
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4040privilege escalationCVE-2024-4112CVE-2024-32872man-in-the-middleCVE-2024-32788bypassCVE-2024-3400CVE-2024-28976
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