Vulnerability in Patriksimek Vm2
CVE-2023-29199
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`.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.039 (89.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000
Affected products
- Patriksimek Vm2 — versions < 3.9.16
- Vm2 Project
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/patriksimek/vm2/security/advisories/GHSA-xj72-wvfv-8985 (Vendor Advisory)
- github.com/patriksimek/vm2/issues/516 (Patch, Issue Tracking)
- github.com/patriksimek/vm2/commit/24c724daa7c09f003e556d7cd1c7a8381cb985d7 (Patch)
- gist.github.com/leesh3288/f05730165799bf56d70391f3d9ea187c (Exploit, Third Party Advisory)
- github.com/patriksimek/vm2/releases/tag/3.9.16 (Release Notes)
Frequently asked questions
- What is CVE-2023-29199?
- CVE-2023-29199 is a critical-severity vulnerability in Patriksimek Vm2, classified under Improper Control of Dynamically-Managed Code Resources. CVSS score: 9.8/10. Published 2023-04-14.
- How severe is CVE-2023-29199?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2023-29199 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.