CVE-2021-42952
Last modified
CVE-2021-42952 is a critical-severity vulnerability rated 9.9/10 on the CVSS scale. Zepl Notebooks before 2021-10-25 are affected by a sandbox escape vulnerability. Upon launching Remote Code Execution from the Notebook, users can then use that to subsequently escape the running context sandbox and proceed to access internal Zepl assets including cloud metadata services.. EPSS estimates a 1.65% chance of exploitation in the next 30 days.
Description
Zepl Notebooks before 2021-10-25 are affected by a sandbox escape vulnerability. Upon launching Remote Code Execution from the Notebook, users can then use that to subsequently escape the running context sandbox and proceed to access internal Zepl assets including cloud metadata services.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zepl | Zepl | < 2021-10-25 |
References
- https://seclists.org/fulldisclosure/2022/Feb/32Mailing List, Third Party Advisory
- https://seclists.org/fulldisclosure/2022/Feb/32Mailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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