PT-2021-15494 · Ts-Nodash · Ts-Nodash

Dung Le · Published 2021-07-02 · Updated 2021-12-10 · CVE-2021-23403

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 ts-nodash versions prior to 1.2.7

Description The issue is related to Prototype Pollution via the Merge() function due to a lack of validation input. This affects the ts-nodash package.

Recommendations For versions prior to 1.2.7, update to version 1.2.7 or later to resolve the issue. As a temporary workaround, consider disabling the Merge() function until a patch is available. Restrict access to the Merge() function to minimize the risk of exploitation.

Exploit

Fix

Prototype Pollution

Weakness Enumeration

CWE-1321

CWE-915

Related Identifiers

CVE-2021-23403

GHSA-5XJX-4XCM-HPCM

SNYK-JS-TSNODASH-1311009

Affected Products

Ts-Nodash

References · 8

• 🔥 https://github.com/BadOPCode/NoDash/blob/master/src/Merge.ts · Exploit
• 🔥 https://snyk.io/vuln/SNYK-JS-TSNODASH-1311009 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-23403 · Security Note
• https://osv.dev/vulnerability/GHSA-5xjx-4xcm-hpcm · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-23403 · Vendor Advisory
• https://github.com/BadOPCode/NoDash/commit/b9cc2b3b49f6cd5228e406bc57e17a28b998fea5 · Note
• https://github.com/BadOPCode/NoDash · Note
• https://t.me/cvenotify/17163 · Telegram Post