CVE-2017-5226

When executing a program via the bubblewrap sandbox, the nonpriv session can escape to the parent session by using the TIOCSTI ioctl to push characters into the terminal's input buffer, allowing an attacker to escape the sandbox.

CVSS v3 10.0 CRITICAL
CVSS v2.0 7.5 HIGH

10.0^/10

CVSS v3 : CRITICAL

Vector : AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2020/07/10/1
http://www.openwall.com/lists/oss-security/2023/03/17/1
http://www.securityfocus.com/bid/97260	Third Party Advisory VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1411811	Issue Tracking Patch
https://github.com/projectatomic/bubblewrap/commit/d7fc532c42f0e9bf427923bab85433282b3e5117	Patch
https://github.com/projectatomic/bubblewrap/issues/142	Exploit Patch Vendor Advisory
https://www.openwall.com/lists/oss-security/2023/03/14/2

Configurations

Configuration 1 (hide)

cpe:2.3:a:projectatomic:bubblewrap:*:*:*:*:*:*:*:*

History

17 Mar 2023, 12:15

Type	Values Removed	Values Added
References		(MLIST) http://www.openwall.com/lists/oss-security/2023/03/17/1 -

14 Mar 2023, 19:15

Type	Values Removed	Values Added
References		(MISC) https://www.openwall.com/lists/oss-security/2023/03/14/2 -

Information

Published : 2017-03-29 20:59

Updated : 2023-12-10 12:01

NVD link : CVE-2017-5226

Mitre link : CVE-2017-5226

CVE.ORG link : CVE-2017-5226

JSON object : View

Products Affected

projectatomic

bubblewrap

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2017-5226", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 10.0, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 3.9}]}, "published": "2017-03-29T20:59:00.310", "references": [{"url": "http://www.openwall.com/lists/oss-security/2020/07/10/1", "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2023/03/17/1", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/97260", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1411811", "tags": ["Issue Tracking", "Patch"], "source": "cve@mitre.org"}, {"url": "https://github.com/projectatomic/bubblewrap/commit/d7fc532c42f0e9bf427923bab85433282b3e5117", "tags": ["Patch"], "source": "cve@mitre.org"}, {"url": "https://github.com/projectatomic/bubblewrap/issues/142", "tags": ["Exploit", "Patch", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.openwall.com/lists/oss-security/2023/03/14/2", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "When executing a program via the bubblewrap sandbox, the nonpriv session can escape to the parent session by using the TIOCSTI ioctl to push characters into the terminal's input buffer, allowing an attacker to escape the sandbox."}, {"lang": "es", "value": "\"Al ejecutar un programa a trav\u00e9s del sandbox bubblewrap, la sesi\u00f3n nonpriv puede escapar a la sesi\u00f3n padre utilizando el ioctl de TIOCSTI para insertar caracteres en el b\u00fafer de entrada del terminal, permitiendo a un atacante escapar del sandbox. \""}], "lastModified": "2023-03-17T12:15:11.703", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:projectatomic:bubblewrap:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5521CECD-1BBD-4158-B5D7-3B79004D8E64", "versionEndIncluding": "0.1.5"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}