7.5
HIGH
CVE-2020-8277
"Node.js DNS Amplification DOS"
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.

INFO

Published Date :

Nov. 19, 2020, 1:15 a.m.

Last Modified :

Nov. 7, 2023, 3:26 a.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2020-8277 has a 7 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2020-8277 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Oracle jd_edwards_enterpriseone_tools
2 Oracle retail_xstore_point_of_service
3 Oracle blockchain_platform
4 Oracle graalvm
5 Oracle mysql_cluster
1 Fedoraproject fedora
1 Nodejs node.js
1 C-ares_project c-ares
: Total Affected Vendor : 4 | Products : 8
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-8277.

URL Resource
https://hackerone.com/reports/1033107 Permissions Required Third Party Advisory
https://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/EEIV4CH6KNVZK63Y6EKVN2XDW7IHSJBJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXLJY4764LYVJPC7NCDLE2UMQ3QC5OI2/
https://nodejs.org/en/blog/vulnerability/november-2020-security-releases/ Patch Vendor Advisory
https://security.gentoo.org/glsa/202012-11 Third Party Advisory
https://security.gentoo.org/glsa/202101-07 Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuApr2021.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2021.html Patch Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html Patch Third Party Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
soosmile/POC

None

Updated: 4 months, 3 weeks ago
8 stars 1 fork 1 watcher
Born at : June 21, 2022, 7:45 a.m. This repo has been linked 943 different CVEs too.
Profile Photo
tzwlhack/Vulnerability

None

Updated: 2 months, 2 weeks ago
66 stars 14 fork 14 watcher
Born at : Oct. 13, 2021, 4:56 a.m. This repo has been linked 175 different CVEs too.
Profile Photo
AndrewIjano/CVE-2020-8277

None

JavaScript Python

Updated: 3 years, 4 months ago
0 stars 0 fork 0 watcher
Born at : July 10, 2021, 8:42 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
n0-traces/cve_monitor

Automatic monitor github cve using Github Actions

Python

Updated: 2 months ago
1 stars 56 fork 56 watcher
Born at : April 7, 2021, 11:16 a.m. This repo has been linked 1007 different CVEs too.
Profile Photo
developer3000S/PoC-in-GitHub

None

Updated: 8 months, 2 weeks ago
33 stars 3 fork 3 watcher
Born at : March 12, 2021, 12:22 p.m. This repo has been linked 1063 different CVEs too.
Profile Photo
hectorgie/PoC-in-GitHub

None

Updated: 1 year, 3 months ago
17 stars 10 fork 10 watcher
Born at : Jan. 2, 2021, 10:19 p.m. This repo has been linked 1050 different CVEs too.
Profile Photo
masahiro331/CVE-2020-8277

None

Dockerfile JavaScript

Updated: 2 years ago
7 stars 1 fork 1 watcher
Born at : Nov. 18, 2020, 10:57 a.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-8277 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-8277 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference HackerOne https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A7WH7W46OZSEUHWBHD7TCH3LRFY52V6Z/ [No types assigned]
    Added Reference HackerOne https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BEJBY3RJB3XWUOJFGZM5E3EMQ7MFM3UT/ [No types assigned]
    Added Reference HackerOne https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VXLJY4764LYVJPC7NCDLE2UMQ3QC5OI2/ [No types assigned]
    Added Reference HackerOne https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EEIV4CH6KNVZK63Y6EKVN2XDW7IHSJBJ/ [No types assigned]
    Removed Reference HackerOne https://lists.fedoraproject.org/archives/list/[email protected]/message/A7WH7W46OZSEUHWBHD7TCH3LRFY52V6Z/
    Removed Reference HackerOne https://lists.fedoraproject.org/archives/list/[email protected]/message/BEJBY3RJB3XWUOJFGZM5E3EMQ7MFM3UT/
    Removed Reference HackerOne https://lists.fedoraproject.org/archives/list/[email protected]/message/EEIV4CH6KNVZK63Y6EKVN2XDW7IHSJBJ/
    Removed Reference HackerOne https://lists.fedoraproject.org/archives/list/[email protected]/message/VXLJY4764LYVJPC7NCDLE2UMQ3QC5OI2/
  • Modified Analysis by [email protected]

    May. 10, 2022

    Action Type Old Value New Value
    Changed Reference Type https://www.oracle.com/security-alerts/cpuapr2022.html No Types Assigned https://www.oracle.com/security-alerts/cpuapr2022.html Patch, Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:a:oracle:graalvm:19.3.4:*:*:*:enterprise:*:*:* *cpe:2.3:a:oracle:graalvm:20.3.0:*:*:*:enterprise:*:*:* *cpe:2.3:a:oracle:jd_edwards_enterpriseone_tools:*:*:*:*:*:*:*:* versions up to (excluding) 9.2.6.0 *cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:* versions up to (including) 8.0.23 *cpe:2.3:a:oracle:retail_xstore_point_of_service:16.0.6:*:*:*:*:*:*:* *cpe:2.3:a:oracle:retail_xstore_point_of_service:17.0.4:*:*:*:*:*:*:* *cpe:2.3:a:oracle:retail_xstore_point_of_service:18.0.3:*:*:*:*:*:*:* *cpe:2.3:a:oracle:retail_xstore_point_of_service:19.0.2:*:*:*:*:*:*:* OR *cpe:2.3:a:oracle:blockchain_platform:*:*:*:*:*:*:*:* versions up to (excluding) 21.1.2 *cpe:2.3:a:oracle:graalvm:19.3.4:*:*:*:enterprise:*:*:* *cpe:2.3:a:oracle:graalvm:20.3.0:*:*:*:enterprise:*:*:* *cpe:2.3:a:oracle:jd_edwards_enterpriseone_tools:*:*:*:*:*:*:*:* versions up to (excluding) 9.2.6.0 *cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:* versions up to (including) 8.0.23 *cpe:2.3:a:oracle:retail_xstore_point_of_service:16.0.6:*:*:*:*:*:*:* *cpe:2.3:a:oracle:retail_xstore_point_of_service:17.0.4:*:*:*:*:*:*:* *cpe:2.3:a:oracle:retail_xstore_point_of_service:18.0.3:*:*:*:*:*:*:* *cpe:2.3:a:oracle:retail_xstore_point_of_service:19.0.2:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Apr. 20, 2022

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/security-alerts/cpuapr2022.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Dec. 02, 2021

    Action Type Old Value New Value
    Changed Reference Type https://www.oracle.com//security-alerts/cpujul2021.html No Types Assigned https://www.oracle.com//security-alerts/cpujul2021.html Patch, Third Party Advisory
    Changed Reference Type https://www.oracle.com/security-alerts/cpuApr2021.html No Types Assigned https://www.oracle.com/security-alerts/cpuApr2021.html Patch, Third Party Advisory
    Changed Reference Type https://www.oracle.com/security-alerts/cpuoct2021.html No Types Assigned https://www.oracle.com/security-alerts/cpuoct2021.html Patch, Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:a:oracle:graalvm:19.3.4:*:*:*:enterprise:*:*:* *cpe:2.3:a:oracle:graalvm:20.3.0:*:*:*:enterprise:*:*:* OR *cpe:2.3:a:oracle:graalvm:19.3.4:*:*:*:enterprise:*:*:* *cpe:2.3:a:oracle:graalvm:20.3.0:*:*:*:enterprise:*:*:* *cpe:2.3:a:oracle:jd_edwards_enterpriseone_tools:*:*:*:*:*:*:*:* versions up to (excluding) 9.2.6.0 *cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:* versions up to (including) 8.0.23 *cpe:2.3:a:oracle:retail_xstore_point_of_service:16.0.6:*:*:*:*:*:*:* *cpe:2.3:a:oracle:retail_xstore_point_of_service:17.0.4:*:*:*:*:*:*:* *cpe:2.3:a:oracle:retail_xstore_point_of_service:18.0.3:*:*:*:*:*:*:* *cpe:2.3:a:oracle:retail_xstore_point_of_service:19.0.2:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 20, 2021

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/security-alerts/cpuoct2021.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 20, 2021

    Action Type Old Value New Value
    Added Reference https://www.oracle.com//security-alerts/cpujul2021.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 14, 2021

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/security-alerts/cpuApr2021.html [No Types Assigned]
  • Reanalysis by [email protected]

    May. 25, 2021

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:a:c-ares_project:c-ares:*:*:*:*:*:*:*:* versions up to (excluding) 1.17.1 OR *cpe:2.3:a:c-ares_project:c-ares:*:*:*:*:*:*:*:* versions up to (excluding) 1.16.0
  • Modified Analysis by [email protected]

    Mar. 08, 2021

    Action Type Old Value New Value
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/A7WH7W46OZSEUHWBHD7TCH3LRFY52V6Z/ Third Party Advisory https://lists.fedoraproject.org/archives/list/[email protected]/message/A7WH7W46OZSEUHWBHD7TCH3LRFY52V6Z/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/BEJBY3RJB3XWUOJFGZM5E3EMQ7MFM3UT/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/BEJBY3RJB3XWUOJFGZM5E3EMQ7MFM3UT/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/EEIV4CH6KNVZK63Y6EKVN2XDW7IHSJBJ/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/EEIV4CH6KNVZK63Y6EKVN2XDW7IHSJBJ/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/VXLJY4764LYVJPC7NCDLE2UMQ3QC5OI2/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/VXLJY4764LYVJPC7NCDLE2UMQ3QC5OI2/ Mailing List, Third Party Advisory
    Changed Reference Type https://security.gentoo.org/glsa/202012-11 No Types Assigned https://security.gentoo.org/glsa/202012-11 Third Party Advisory
    Changed Reference Type https://security.gentoo.org/glsa/202101-07 No Types Assigned https://security.gentoo.org/glsa/202101-07 Third Party Advisory
    Changed Reference Type https://www.oracle.com/security-alerts/cpujan2021.html No Types Assigned https://www.oracle.com/security-alerts/cpujan2021.html Patch, Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* OR *cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:oracle:graalvm:19.3.4:*:*:*:enterprise:*:*:* *cpe:2.3:a:oracle:graalvm:20.3.0:*:*:*:enterprise:*:*:*
    Added CPE Configuration OR *cpe:2.3:a:c-ares_project:c-ares:*:*:*:*:*:*:*:* versions up to (excluding) 1.17.1
  • CVE Modified by [email protected]

    Feb. 24, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/EEIV4CH6KNVZK63Y6EKVN2XDW7IHSJBJ/ [No Types Assigned]
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/VXLJY4764LYVJPC7NCDLE2UMQ3QC5OI2/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 20, 2021

    Action Type Old Value New Value
    Added Reference https://www.oracle.com/security-alerts/cpujan2021.html [No Types Assigned]
  • CVE Modified by [email protected]

    Jan. 11, 2021

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202101-07 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 23, 2020

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202012-11 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 04, 2020

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/BEJBY3RJB3XWUOJFGZM5E3EMQ7MFM3UT/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Nov. 30, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://hackerone.com/reports/1033107 No Types Assigned https://hackerone.com/reports/1033107 Permissions Required, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/A7WH7W46OZSEUHWBHD7TCH3LRFY52V6Z/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/A7WH7W46OZSEUHWBHD7TCH3LRFY52V6Z/ Third Party Advisory
    Changed Reference Type https://nodejs.org/en/blog/vulnerability/november-2020-security-releases/ No Types Assigned https://nodejs.org/en/blog/vulnerability/november-2020-security-releases/ Patch, Vendor Advisory
    Added CWE NIST CWE-400
    Added CPE Configuration OR *cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* versions from (including) 12.16.3 up to (excluding) 12.19.1 *cpe:2.3:a:nodejs:node.js:*:*:*:*:lts:*:*:* versions from (including) 14.13.0 up to (excluding) 14.15.1 *cpe:2.3:a:nodejs:node.js:*:*:*:*:-:*:*:* versions from (including) 15.0.0 up to (excluding) 15.2.1
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Nov. 28, 2020

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/A7WH7W46OZSEUHWBHD7TCH3LRFY52V6Z/ [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-8277 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-8277 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.81 }} 0.10%

score

0.82159

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: