PT-2021-15534 · X-Assign · X-Assign

Jayateertha Guruprasad · Published 2021-10-20 · Updated 2024-02-14 · CVE-2021-23452

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

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

Name of the Vulnerable Software and Affected Versions x-assign versions all

Description The issue affects the global proto object, which can be polluted using the proto object. This allows for potential manipulation of the object's properties.

Recommendations For all versions, consider restricting access to the proto object as a temporary workaround until a patch is available.

Exploit

Fix

Prototype Pollution

Weakness Enumeration

CWE-1321

CWE-915

Related Identifiers

CVE-2021-23452

GHSA-4MVJ-RQ4V-2FXW

Affected Products

X-Assign

References · 6

• 🔥 https://snyk.io/vuln/SNYK-JS-XASSIGN-1759314 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-23452 · Security Note
• https://osv.dev/vulnerability/GHSA-4mvj-rq4v-2fxw · Vendor Advisory
• https://github.com/mvoorberg/x-assign · Note
• https://t.me/cibsecurity/30894 · Telegram Post
• https://runkit.com/embed/sq8qjwemyn8t · Note