Critical severity · published Apr 14, 2023
CVE-2023-29199
vm2 Sandbox escape vulnerability
10.0
CVSS
3.9%
EPSS
No
On KEV
Description
There exists a vulnerability in source code transformer (exception sanitization logic) of vm2 for versions up to 3.9.15, allowing attackers to bypass `handleException()` and leak unsanitized host exceptions which can be used to escape the sandbox and run arbitrary code in host context. A threat actor can bypass the sandbox protections to gain remote code execution rights on the host running the sandbox. This vulnerability was patched in the release of version `3.9.16` of `vm2`.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)3.9% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VM
vm2 · patriksimek
< 3.9.16 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-29199
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-29199
Exploit
https://gist.github.com/leesh3288/f05730165799bf56d70391f3d9ea187c
Patch
https://github.com/patriksimek/vm2/commit/24c724daa7c09f003e556d7cd1c7a8381cb985d7
Issue Tracking
https://github.com/patriksimek/vm2/issues/516
Release Notes
https://github.com/patriksimek/vm2/releases/tag/3.9.16
Vendor Advisory
https://github.com/patriksimek/vm2/security/advisories/GHSA-xj72-wvfv-8985
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