356
VMScore

CVE-2015-7560

Published: 13/03/2016 Updated: 29/08/2022
CVSS v2 Base Score: 4 | Impact Score: 2.9 | Exploitability Score: 8
CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8
VMScore: 356
Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N

Vulnerability Summary

The SMB1 implementation in smbd in Samba 3.x and 4.x prior to 4.1.23, 4.2.x prior to 4.2.9, 4.3.x prior to 4.3.6, and 4.4.x prior to 4.4.0rc4 allows remote authenticated users to modify arbitrary ACLs by using a UNIX SMB1 call to create a symlink, and then using a non-UNIX SMB1 call to write to the ACL content.

Vulnerability Trend

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samba samba 4.4.0

samba samba

canonical ubuntu linux 15.10

canonical ubuntu linux 14.04

canonical ubuntu linux 12.04

debian debian linux 8.0

debian debian linux 7.0

Vendor Advisories

Several security issues were fixed in Samba ...
Several vulnerabilities have been discovered in Samba, a SMB/CIFS file, print, and login server for Unix The Common Vulnerabilities and Exposures project identifies the following issues: CVE-2015-7560 Jeremy Allison of Google, Inc and the Samba Team discovered that Samba incorrectly handles getting and setting ACLs on a symlink path ...
A flaw was found in the way Samba handled ACLs on symbolic links An authenticated user could use this flaw to gain access to an arbitrary file or directory by overwriting its ACL ...