CVE-2015-3629

Libcontainer 1.6.0, as used in Docker Engine, allows local users to escape containerization ("mount namespace breakout") and write to arbitrary file on the host system via a symlink attack in an image when respawning a container.

CVSS v3 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html	Mailing List Third Party Advisory
http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html	Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2015/May/28	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/74558	Broken Link Third Party Advisory VDB Entry
https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ	Permissions Required
http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html	Mailing List Third Party Advisory
http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html	Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2015/May/28	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/74558	Broken Link Third Party Advisory VDB Entry
https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ	Permissions Required

Configurations

Configuration 1 (hide)

cpe:2.3:a:docker:libcontainer:1.6.0:*:*:*:*:docker:*:*

Configuration 2 (hide)

cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*

History

No history.

Information

Published : 2015-05-18 15:59

Updated : 2025-04-12 10:46

NVD link : CVE-2015-3629

Mitre link : CVE-2015-3629

CVE.ORG link : CVE-2015-3629

JSON object : View

Products Affected

opensuse

opensuse

docker

libcontainer

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

{"id": "CVE-2015-3629", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2015-05-18T15:59:15.807", "references": [{"url": "http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "http://seclists.org/fulldisclosure/2015/May/28", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/74558", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ", "tags": ["Permissions Required"], "source": "cve@mitre.org"}, {"url": "http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://seclists.org/fulldisclosure/2015/May/28", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/74558", "tags": ["Broken Link", "Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ", "tags": ["Permissions Required"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-59"}]}], "descriptions": [{"lang": "en", "value": "Libcontainer 1.6.0, as used in Docker Engine, allows local users to escape containerization (\"mount namespace breakout\") and write to arbitrary file on the host system via a symlink attack in an image when respawning a container."}, {"lang": "es", "value": "Libcontainer 1.6.0, utilizado en Docker Engine, permite a usuarios locales escapar de la contenadorizaci\u00f3n ('montar la liberaci\u00f3n del espacio de nombre') y escribir en ficheros arbitrarios en el sistema de anfitri\u00f3n a trav\u00e9s de un ataque de enlace simb\u00f3lico en una imagen cuando se hace renacer un contenador."}], "lastModified": "2025-04-12T10:46:40.837", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:docker:libcontainer:1.6.0:*:*:*:*:docker:*:*", "vulnerable": true, "matchCriteriaId": "70788FC4-0C77-4A90-A395-77D2FE09A0BE"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "03117DF1-3BEC-4B8D-AD63-DBBDB2126081"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}