EulerOS 2.0 SP2 : openssh (EulerOS-SA-2018-1431)

Medium Nessus Plugin ID 119920

Synopsis

The remote EulerOS host is missing a security update.

Description

According to the version of the openssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerability :

- OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.(CVE-2018-15473)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected openssh package.

See Also

http://www.nessus.org/u?748ee108

Plugin Details

Severity: Medium

ID: 119920

File Name: EulerOS_SA-2018-1431.nasl

Version: 1.2

Type: local

Published: 2018/12/28

Updated: 2019/04/05

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Temporal Score: 4.1

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

Temporal Vector: CVSS2#E:F/RL:OF/RC:C

CVSS v3.0

Base Score: 5.3

Temporal Score: 4.9

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

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

Vulnerability Information

CPE: p-cpe:/a:huawei:euleros:openssh, p-cpe:/a:huawei:euleros:openssh-askpass, p-cpe:/a:huawei:euleros:openssh-clients, p-cpe:/a:huawei:euleros:openssh-keycat, p-cpe:/a:huawei:euleros:openssh-server, cpe:/o:huawei:euleros:2.0

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2018/12/23

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2018-15473