PT-2022-9412 · Bmoor · Bmoor

Cristian-Alexandru Staicu + 2 · Published 2022-01-28 · Updated 2022-02-04 · CVE-2021-23558

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 bmoor versions prior to 0.10.1

Description The issue is related to Prototype Pollution due to missing sanitization in the set function. This problem arises from an incomplete fix.

Recommendations For versions prior to 0.10.1, update to version 0.10.1 or later to resolve the issue. As a temporary workaround, consider disabling the set function until a patch is available. Restrict access to the set function to minimize the risk of exploitation.

Exploit

Fix

Prototype Pollution

Weakness Enumeration

CWE-1321

Related Identifiers

CVE-2021-23558

GHSA-4M8H-H59M-M34J

SNYK-JS-BMOOR-2342622

Affected Products

Bmoor

References · 10

• 🔥 https://snyk.io/vuln/SNYK-JS-BMOOR-2342622 · Exploit
• https://github.com/b-heilman/bmoor/commit/29b0162cc1dc1791fc060891f568b0ae29bc542b · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-23558 · Security Note
• https://osv.dev/vulnerability/GHSA-4m8h-h59m-m34j · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-23558 · Vendor Advisory
• https://github.com/b-heilman/bmoor · Note
• https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation · Note
• https://t.me/cibsecurity/36534 · Telegram Post
• https://security.snyk.io/vuln/SNYK-JS-BMOOR-598664 · Note
• https://t.me/cvenotify/25998 · Telegram Post