PT-2022-17590 · Vm2 · Vm2

Ghaem Arasteh + 1 · Published 2022-12-21 · Updated 2023-01-03 · CVE-2022-25893

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 vm2 versions prior to 3.9.10

Description The issue is related to Arbitrary Code Execution due to the usage of prototype lookup for the WeakMap.prototype.set method. This allows access to a host object and can lead to a sandbox compromise.

Recommendations For versions prior to 3.9.10, update to version 3.9.10 or later to resolve the issue. As a temporary workaround, consider restricting the usage of the WeakMap.prototype.set method until a patch is applied.

Exploit

Fix

Code Injection

Weakness Enumeration

CWE-471

CWE-94

Related Identifiers

CVE-2022-25893

GHSA-4W2J-2RG4-5MJW

Affected Products

Vm2

References · 10

• 🔥 https://github.com/patriksimek/vm2/issues/444 · Exploit
• 🔥 https://security.snyk.io/vuln/SNYK-JS-VM2-2990237 · Exploit
• https://github.com/patriksimek/vm2/pull/445 · Patch
• https://github.com/patriksimek/vm2/pull/445/commits/3a9876482be487b78a90ac459675da7f83f46d69 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-25893 · Security Note
• https://osv.dev/vulnerability/CVE-2022-25893 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-4w2j-2rg4-5mjw · Vendor Advisory
• https://github.com/patriksimek/vm2 · Note
• https://t.me/cvenotify/41187 · Telegram Post
• https://t.me/cibsecurity/55040 · Telegram Post