Version Details and Security Vulnerabilities

In vm2 for versions up to 3.9.19, Promise handler sanitization can be bypassed, allowing attackers to escape the sandbox and run arbitrary code.

Impact

Remote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox.

Patches

None.

Workarounds

None.

References

PoC - https://gist.github.com/leesh3288/f693061e6523c97274ad5298eb2c74e9

For more information

If you have any questions or comments about this advisory:

• Open an issue in VM2

Thanks to Xion (SeungHyun Lee) of KAIST Hacking Lab for disclosing this vulnerability.

In vm2 for versions up to 3.9.19, Node.js custom inspect function allows attackers to escape the sandbox and run arbitrary code.

Impact

Remote Code Execution, assuming the attacker has arbitrary code execution primitive inside the context of vm2 sandbox.

Patches

None.

Workarounds

None.

References

PoC is to be disclosed on or after the 5th of September.

Similarity with CVE-2023-37466

While this advisory might look similar to CVE-2023-37466, it is a completely different way of escaping the sandbox.

For more information

If you have any questions or comments about this advisory:

• Open an issue in VM2

Thanks to Xion (SeungHyun Lee) of KAIST Hacking Lab for disclosing this vulnerability.

The ip package through 2.0.1 for Node.js might allow SSRF because some IP addresses (such as 127.1, 01200034567, 012.1.2.3, 000:0:0000::01, and ::fFFf:127.0.0.1) are improperly categorized as globally routable via isPublic. NOTE: this issue exists because of an incomplete fix for CVE-2023-42282.