CVE-2020-8277 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

https://nodejs.org/en/blog/vulnerability/november-2020-security-releases/ https://hackerone.com/reports/1033107 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A7WH7W46OZSEUHWBHD7TCH3LRFY52V6Z/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BEJBY3RJB3XWUOJFGZM5E3EMQ7MFM3UT/ https://security.gentoo.org/glsa/202012-11 https://security.gentoo.org/glsa/202101-07 https://www.oracle.com/security-alerts/cpujan2021.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EEIV4CH6KNVZK63Y6EKVN2XDW7IHSJBJ/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VXLJY4764LYVJPC7NCDLE2UMQ3QC5OI2/ https://www.oracle.com/security-alerts/cpuApr2021.html https://www.oracle.com//security-alerts/cpujul2021.html https://www.oracle.com/security-alerts/cpuoct2021.html https://www.oracle.com/security-alerts/cpuapr2022.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5