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

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

Plugin Details

Severity: Medium

ID: 136323

File Name: aix_openssh_advisory11.nasl

Version: 1.1

Type: local

Published: 2020/05/05

Updated: 2020/05/05

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS Score Source: CVE-2017-15906

CVSS v2.0

Base Score: 4.3

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

CVSS v3.0

Base Score: 5.9

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

Vulnerability Information

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

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

Patch Publication Date: 2017/11/14

Vulnerability Publication Date: 2017/11/14

Reference Information

CVE: CVE-2017-15906

BID: 103766