Rapid7

vulnerability

Alpine Linux: CVE-2017-15906: Incorrect Permission Assignment for Critical Resource

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
Oct 26, 2017
Added
Jan 3, 2018
Modified
Mar 25, 2026

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

alpine-linux-upgrade-openssh
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.