CVE-2020-7765

Prototype Pollution

State: Published
Severity: 5.6 Medium
Published: Nov 16, 2020
Updated: Sep 17, 2024
Reserved: Jan 21, 2020

Description

This affects the package @firebase/util before 0.3.4. This vulnerability relates to the deepExtend function within the DeepCopy.ts file. Depending on if user input is provided, an attacker can overwrite and pollute the object prototype of a program.

Scores

CVSS	Score	Vector	Source
3.1	5.6 Medium	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	snyk

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
@firebase/utiln/a	before 0.3.4Affected

References

https://snyk.io/vuln/SNYK-JS-FIREBASEUTIL-1038324
https://github.com/firebase/firebase-js-sdk/commit/9cf727fcc3d049551b16ae0698ac33dc2fe45ada
https://github.com/firebase/firebase-js-sdk/pull/4001

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