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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…
Medium6.8EPSS 0.75%
- Published
- Updated
- Reserved
- Assigned by
- certcc
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.8 | AV:L/AC:L/Au:S/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 0.75% · top 45% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
Affected products
n/a
- affected n/a
References (3)
- 74826 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.kb.cert.org/vuls/id/BLUU-9VBU45 (opens in a new tab)x_refsource_CONFIRMx_transferred
- VU#551972 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2015-2851)Record last updated .