CVE-2015-2851

client_chown in the sync client in Synology Cloud Station 1.1-2291 through 3.1-3320 on OS X allows local users to change the ownership of arbitrary files, and consequently obtain root access, by specifying a filename.

CVSS v2.0 6.8 MEDIUM

6.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 3.1 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://www.kb.cert.org/vuls/id/BLUU-9VBU45	Third Party Advisory US Government Resource
http://www.kb.cert.org/vuls/id/551972	Third Party Advisory US Government Resource
http://www.securityfocus.com/bid/74826

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:synology:cloud_station:2.0-2291:::::::*
	cpe:2.3:a:synology:cloud_station:2.0-2402:::::::*
	cpe:2.3:a:synology:cloud_station:3.0-3109:::::::*
	cpe:2.3:a:synology:cloud_station:3.0-3111:::::::*
	cpe:2.3:a:synology:cloud_station:1.1-2291:::::::*
	cpe:2.3:a:synology:cloud_station:3.0-3103:::::::*
	cpe:2.3:a:synology:cloud_station:3.0-3108:::::::*
	cpe:2.3:a:synology:cloud_station:2.1-2561:::::::*
	cpe:2.3:a:synology:cloud_station:2.1-2570:::::::*
	cpe:2.3:a:synology:cloud_station:3.1-3317:::::::*
	cpe:2.3:a:synology:cloud_station:3.1-3320:::::::*
	cpe:2.3:a:synology:cloud_station:3.0-3005:::::::*
	cpe:2.3:a:synology:cloud_station:2.1-2577:::::::*

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

Information

Published : 2015-05-30 12:59

Updated : 2016-12-02 19:07

NVD link : CVE-2015-2851

Mitre link : CVE-2015-2851

JSON object : View

CWE

CWE-264

Permissions, Privileges, and Access Controls

Products Affected

apple

mac_os_x

synology

cloud_station

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.kb.cert.org/vuls/id/BLUU-9VBU45", "name": "http://www.kb.cert.org/vuls/id/BLUU-9VBU45", "tags": ["Third Party Advisory", "US Government Resource"], "refsource": "CONFIRM"}, {"url": "http://www.kb.cert.org/vuls/id/551972", "name": "VU#551972", "tags": ["Third Party Advisory", "US Government Resource"], "refsource": "CERT-VN"}, {"url": "http://www.securityfocus.com/bid/74826", "name": "74826", "tags": [], "refsource": "BID"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "client_chown in the sync client in Synology Cloud Station 1.1-2291 through 3.1-3320 on OS X allows local users to change the ownership of arbitrary files, and consequently obtain root access, by specifying a filename."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-264"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2015-2851", "ASSIGNER": "cert@cert.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 6.8, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "MEDIUM", "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 3.1, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2015-05-30T19:59Z", "configurations": {"nodes": [{"children": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:synology:cloud_station:2.0-2291:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:2.0-2402:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:3.0-3109:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:3.0-3111:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:1.1-2291:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:3.0-3103:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:3.0-3108:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:2.1-2561:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:2.1-2570:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:3.1-3317:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:3.1-3320:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:3.0-3005:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:synology:cloud_station:2.1-2577:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": false}]}], "operator": "AND", "cpe_match": []}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2016-12-03T03:07Z"}

6.8 /10