5
CVSSv2

CVE-2020-8277

Published: 19/11/2020 Updated: 20/07/2021
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
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

fedoraproject fedora 32

fedoraproject fedora 33

oracle graalvm 19.3.4

oracle graalvm 20.3.0

c-ares project c-ares

Vendor Advisories

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 ...
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 ...
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 ...
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 ...
IBM Watson OpenScale on Cloud Pak for Data has addressed CVE-2020-8277 ...
Arch Linux Security Advisory ASA-202011-18 ========================================== Severity: Medium Date : 2020-11-19 CVE-ID : CVE-2020-8277 Package : c-ares Type : denial of service Remote : Yes Link : securityarchlinuxorg/AVG-1280 Summary ======= The package c-ares before version 1171-1 is vulnerable to denial of serv ...
IBM Cloud Transformation Advisor has addressed Nodejs vulnerability CVE-2020-8277 ...
An App Connect Enterprise flow could trigger a denial of service if made to resolve a DNS lookup for an endpoint that returns a large number of responses ...
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 ...
IBM Event Streams is affected by the following vulnerabilities in the included Nodejs runtime that is used for the UI and Schema Registry ...
Cloud Pak for Security v 1601 and earlier contains security vulnerabilities, addressed in Cloud Pak for Security v 1700 ...

Github Repositories

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

此项目将不定期从棱角社区对外进行公布一些最新漏洞。

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PoC in GitHub 2021 CVE-2021-1056 (2021-01-07) NVIDIA GPU Display Driver for Linux, all versions, contains a vulnerability in the kernel mode layer (nvidiako) in which it does not completely honor operating system file system permissions to provide GPU device-level isolation, which may lead to denial of service or information disclosure pokerfaceSad/CVE-2021-1056 CVE-2021-

PoC in GitHub 2020 CVE-2020-0014 (2020-02-13) It is possible for a malicious application to construct a TYPE_TOAST window manually and make that window clickable This could lead to a local escalation of privilege with no additional execution privileges needed User action is needed for exploitationProduct: AndroidVersions: Android-80 Android-81 Android-9 Android-10Android