Tenable Appliance < 4.5.0 Web UI simpleupload.py Remote Command Execution (CVE-2017-8051)

critical Nessus Plugin ID 99595

Synopsis

The remote host is affected by a remote command execution vulnerability.

Description

The remote Tenable Appliance host is affected by a remote command execution vulnerability in the web user interface in the simpleupload.py script due to improper validation of user-supplied input. An unauthenticated, remote attacker can exploit this, via the 'tns_appliance_session_user' parameter, to execute arbitrary commands (CVE-2017-8051).

Solution

Upgrade to Tenable Appliance version 4.5.0 or later.

See Also

https://www.tenable.com/security/tns-2017-07

Plugin Details

Severity: Critical

ID: 99595

File Name: tenable_appliance_4_5_0_rce.nasl

Version: 1.7

Type: remote

Family: CGI abuses

Published: 4/21/2017

Updated: 2/22/2021

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

Temporal Vector: E:POC/RL:OF/RC:C

CVSS Score Source: CVE-2017-8051

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:tenable:appliance

Required KB Items: www/tenable_appliance

Exploit Available: true

Exploit Ease: Exploits are available

Exploited by Nessus: true

Patch Publication Date: 3/7/2017

Vulnerability Publication Date: 3/7/2017

Reference Information

CVE: CVE-2017-8051

EDB-ID: 41892