CVE-2021-42952

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.

CVSS v3 9.9 CRITICAL
CVSS v2.0 6.5 MEDIUM

9.9^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.1 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://seclists.org/fulldisclosure/2022/Feb/32	Mailing List Third Party Advisory
https://seclists.org/fulldisclosure/2022/Feb/32	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:zepl:zepl:*:*:*:*:*:*:*:*

History

09 Jul 2026, 01:17

Type	Values Removed	Values Added
References	~~{'url': 'http://zepl.com', 'tags': ['Product', 'Vendor Advisory'], 'source': 'af854a3a-2127-422b-91ae-364da2661108'}~~

21 Nov 2024, 06:28

Type	Values Removed	Values Added
References	~~() http://zepl.com - Product, Vendor Advisory~~	() http://zepl.com - Product, Vendor Advisory
References	~~() https://seclists.org/fulldisclosure/2022/Feb/32 - Mailing List, Third Party Advisory~~	() https://seclists.org/fulldisclosure/2022/Feb/32 - Mailing List, Third Party Advisory

Information

Published : 2022-02-25 20:15

Updated : 2026-07-09 01:17

NVD link : CVE-2021-42952

Mitre link : CVE-2021-42952

CVE.ORG link : CVE-2021-42952

JSON object : View

Products Affected

zepl

zepl

CWE

NVD-CWE-noinfo

{"id": "CVE-2021-42952", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.9, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 3.1}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}]}], "published": "2022-02-25T20:15:08.210", "references": [{"url": "https://seclists.org/fulldisclosure/2022/Feb/32", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://seclists.org/fulldisclosure/2022/Feb/32", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Todas las versiones anteriores al 25 de octubre de 2021 de Zepl Notebooks est\u00e1n afectadas por una vulnerabilidad de escape de sandbox. Al iniciar una ejecuci\u00f3n de c\u00f3digo remota desde el cuaderno, los usuarios pueden usarlo para escapar posteriormente del sandbox del contexto en ejecuci\u00f3n y proceder a acceder a activos internos de Zepl, incluidos servicios de metadatos en la nube.\n"}], "lastModified": "2026-07-09T01:17:07.767", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:zepl:zepl:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A22A92EB-819B-4755-B6EB-7BA139F7FA69", "versionEndExcluding": "2021-10-25"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}