PT-2022-11297 · Npm · Assign-Deep

Published 2022-06-30 · Updated 2022-09-09 · CVE-2021-40663

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions deep.assign npm package version 0.0.0-alpha.0

Description The issue is related to Improperly Controlled Modification of Object Prototype Attributes, also known as 'Prototype Pollution'. This occurs when an application does not properly control modifications to object prototype attributes, allowing an attacker to manipulate the prototype chain. No information is provided about the estimated number of potentially affected devices worldwide or real-world incidents where this issue was exploited.

Recommendations For deep.assign npm package version 0.0.0-alpha.0, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Prototype Pollution

Weakness Enumeration

CWE-1321

Related Identifiers

CVE-2021-40663

GHSA-3829-MGMW-JCG4

Affected Products

Assign-Deep

References · 8

• 🔥 https://github.com/janbialostok/deep-assign/issues/1 · Exploit
• https://osv.dev/vulnerability/GHSA-3829-mgmw-jcg4 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-40663 · Security Note
• https://osv.dev/vulnerability/CVE-2021-40663 · Vendor Advisory
• https://security.netapp.com/advisory/ntap-20220826-0002 · Note
• https://t.me/cibsecurity/45405 · Telegram Post
• https://github.com/janbialostok/deep-assign · Note
• https://npmjs.com/package/deep.assign · Note