Sandbox Escape in vm2
CVE-2023-37903

9.8CRITICAL

Key Information:

Vendor

Patriksimek

Status
Vm2
Vendor
CVE Published:
21 July 2023

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 39%

What is CVE-2023-37903?

The vm2 library, used as a sandbox for Node.js, has a vulnerability in its custom inspect function that could allow attackers to escape the sandbox environment. This flaw affects versions up to and including 3.9.19. If an attacker is able to execute arbitrary code within the context of the vm2 sandbox, they could compromise the system by executing remote code. There are currently no available patches or workarounds, and users should consider alternative solutions to mitigate this risk.

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Affected Version(s)

vm2 <= 3.9.19

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2023-37903
Created by 7h3h4ckv157

References

https://github.com/patriksimek/vm2/security/advisories/GH...
x_refsource_CONFIRM
https://security.netapp.com/advisory/ntap-20230831-0007/

EPSS Score

39% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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