CVE-2018-16492

Public on

Last Modified: UTC

Description

The CVE Program describes this issue as:

A prototype pollution vulnerability was found in module extend <2.0.2, ~<3.0.2 that allows an attacker to inject arbitrary properties onto Object.prototype.

Statement

Red Hat Quay includes 'extend' as a build time dependency. It's not used at runtime reducing the impact of this vulnerability to low.

Red Hat Quay includes 'extend' as a build time dependency. It's not used at runtime reducing the impact of this vulnerability to low.

Additional information

  • Bugzilla 1608140: nodejs-extend: Prototype pollution can allow attackers to modify object properties
  • CWE-20: Improper Input Validation
  • FAQ: Frequently asked questions about CVE-2018-16492

Common Vulnerability Scoring System (CVSS) Score Details

Important note

CVSS scores for open source components depend on vendor-specific factors (e.g. version or build chain). Therefore, Red Hat's score and impact rating can be different from NVD and other vendors. Red Hat remains the authoritative CVE Naming Authority (CNA) source for its products and services (see Red Hat classifications).

CVSS v3 Score Breakdown
Red HatNVD

CVSS v3 Base Score

4.8

9.8

Attack Vector

Network

Network

Attack Complexity

High

Low

Privileges Required

None

None

User Interaction

None

None

Scope

Unchanged

Unchanged

Confidentiality Impact

None

High

Integrity Impact

Low

High

Availability Impact

Low

High

CVSS v3 Vector

Red Hat: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L

NVD: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Frequently Asked Questions

Why is Red Hat's CVSS v3 score or Impact different from other vendors?

My product is listed as "Under investigation" or "Affected", when will Red Hat release a fix for this vulnerability?

What can I do if my product is listed as "Will not fix"?

What can I do if my product is listed as "Fix deferred"?

What is a mitigation?

I have a Red Hat product but it is not in the above list, is it affected?

Why is my security scanner reporting my product as vulnerable to this vulnerability even though my product version is fixed or not affected?

Want to get errata notifications? Sign up here.