AIX OpenSSH Advisory : openssh_advisory11.asc

medium Nessus Plugin ID 136323

Synopsis

The remote AIX host has a version of OpenSSH installed that is affected by a file creation vulnerability.

Description

The version of OpenSSH installed on the remote AIX host is affected by a vulnerability in the process_open function of sftp-server.c in OpenSSH in that it does not properly prevent write operations in readonly mode, which allows attackers to create zero-length files.

Solution

A fix is available and can be downloaded from the IBM AIX website.

See Also

https://aix.software.ibm.com/aix/efixes/security/openssh_advisory11.asc

Plugin Details

Severity: Medium

ID: 136323

File Name: aix_openssh_advisory11.nasl

Version: 1.4

Type: local

Published: 5/5/2020

Updated: 10/21/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

CVSS Score Source: CVE-2017-15906

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:openbsd:openssh, cpe:/o:ibm:aix

Required KB Items: Host/AIX/lslpp, Host/local_checks_enabled, Host/AIX/version

Exploit Ease: No known exploits are available

Patch Publication Date: 11/14/2017

Vulnerability Publication Date: 11/14/2017

Reference Information

CVE: CVE-2017-15906

BID: 103766