PT-2022-9423 · Appwrite+1 · Appwrite/Server-Ce+1

Alessio Della Libera · Published 2022-02-16 · Updated 2022-02-24 · CVE-2021-23682

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 litespeed.js versions prior to 0.3.12 appwrite/server-ce versions 0.12.0 through 0.12.1 appwrite/server-ce versions prior to 0.11.1

Description The issue arises from improper sanitization of the key set in the result object when parsing the query string in the getJsonFromUrl function, leading to a Prototype Pollution issue.

Recommendations For litespeed.js versions prior to 0.3.12, update to version 0.3.12 or later. For appwrite/server-ce versions 0.12.0 through 0.12.1, update to version 0.12.2 or later. For appwrite/server-ce versions prior to 0.11.1, update to version 0.11.1 or later.

Exploit

Fix

Prototype Pollution

Weakness Enumeration

CWE-1321

Related Identifiers

CVE-2021-23682

GHSA-V9P9-535W-4285

SNYK-JS-LITESPEEDJS-2359250

SNYK-PHP-APPWRITESERVERCE-2401820

Affected Products

Appwrite/Server-Ce

Litespeed.Js

References · 9

• 🔥 https://snyk.io/vuln/SNYK-JS-LITESPEEDJS-2359250 · Exploit
• 🔥 https://snyk.io/vuln/SNYK-PHP-APPWRITESERVERCE-2401820 · Exploit
• https://github.com/appwrite/appwrite/pull/2778 · Patch
• https://github.com/litespeed-js/litespeed.js/pull/18 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2021-23682 · Security Note
• https://osv.dev/vulnerability/GHSA-v9p9-535w-4285 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-23682 · Vendor Advisory
• https://github.com/appwrite/appwrite/releases/tag/0.12.2 · Note
• https://github.com/appwrite/appwrite/releases/tag/0.11.1 · Note