Rapid7 Vulnerability & Exploit Database

Alpine Linux: CVE-2017-15906: openssh Improper write operations in readonly mode allow for zero-length file creation

Back to Search

Alpine Linux: CVE-2017-15906: openssh Improper write operations in readonly mode allow for zero-length file creation

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
10/25/2017
Created
07/25/2018
Added
01/03/2018
Modified
12/04/2019

Description

The process_open function in sftp-server.c in OpenSSH before 7.6 does not properly prevent write operations in readonly mode, which allows attackers to create zero-length files.

Solution(s)

  • alpine-linux-upgrade-openssh

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;