CVE-2015-2851

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Summary

CVECVE-2015-2851
StatePUBLISHED
Assignercertcc
Source PriorityCVE Program / NVD first with legacy fallback
Published2015-05-30 19:59:03 UTC
Updated2026-05-06 22:30:45 UTC
Descriptionclient_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.

Risk And Classification

Primary CVSS: v2.0 6.8 from [email protected]

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

Problem Types: CWE-264 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
Complete
Availability
Complete

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Apple Mac Os X All All All All
Application Synology Cloud Station 1.1-2291 All All All
Application Synology Cloud Station 2.0-2291 All All All
Application Synology Cloud Station 2.0-2402 All All All
Application Synology Cloud Station 2.1-2561 All All All
Application Synology Cloud Station 2.1-2570 All All All
Application Synology Cloud Station 2.1-2577 All All All
Application Synology Cloud Station 3.0-3005 All All All
Application Synology Cloud Station 3.0-3103 All All All
Application Synology Cloud Station 3.0-3108 All All All
Application Synology Cloud Station 3.0-3109 All All All
Application Synology Cloud Station 3.0-3111 All All All
Application Synology Cloud Station 3.1-3317 All All All
Application Synology Cloud Station 3.1-3320 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Synology Cloud Station sync client CVE-2015-2851 Local Privilege Escalation Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Vulnerability Note VU#551972 - Synology Cloud Station sync client for OS X allows regular users to claim ownership of system files af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Third Party Advisory, US Government Resource
Synology Information for VU#551972 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Third Party Advisory, US Government Resource
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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