Siemens SIMATIC WinCC Default Password Authentication Bypass

high Nessus Plugin ID 47759
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VPR Score: 8.4

Synopsis

The remote database service has a default account configured.

Description

The remote instance of SQL Server has the default 'WinCCConnect' account enabled with its default password set.

An attacker may leverage this flaw to execute commands against the remote host, as well as read the content of the WinCC database if present.

Solution

Filter incoming traffic to this port or change the account password.

See Also

https://it.slashdot.org/comments.pl?sid=1721020&cid=32920758

http://www.nessus.org/u?dfddaa04

http://www.nessus.org/u?5ea7183b

Plugin Details

Severity: High

ID: 47759

File Name: scada_wincc_default_creds.nbin

Version: 1.164

Type: remote

Family: SCADA

Published: 7/16/2010

Updated: 4/20/2021

Dependencies: mssqlserver_detect.nasl, sybase_detect.nasl

Risk Information

Risk Factor: High

VPR Score: 8.4

CVSS v2.0

Base Score: 7.5

Temporal Score: 6.2

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

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

Vulnerability Information

Excluded KB Items: global_settings/supplied_logins_only

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 7/16/2010

Reference Information

CVE: CVE-2010-2772

BID: 41753