Siemens SIMATIC HMI panel improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.8$5k-$25k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Siemens SIMATIC HMI panel. The impacted element is an unknown function. Executing a manipulation can lead to improper authentication. This vulnerability is registered as CVE-2011-4514. No exploit is available.

Detailsinfo

A vulnerability was found in Siemens SIMATIC HMI panel (SCADA Software) (unknown version). It has been declared as critical. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The TELNET daemon in Siemens WinCC flexible 2004, 2005, 2007, and 2008; WinCC V11 (aka TIA portal); the TP, OP, MP, Comfort Panels, and Mobile Panels SIMATIC HMI panels; WinCC V11 Runtime Advanced; and WinCC flexible Runtime does not perform authentication, which makes it easier for remote attackers to obtain access via a TCP session.

The weakness was published 02/03/2012 (Website). The advisory is shared for download at us-cert.gov. This vulnerability was named CVE-2011-4514 since 11/22/2011. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 11/29/2021).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-60105, VDB-60104, VDB-60103 and VDB-60102. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/22/2011 🔍
02/03/2012 +73 days 🔍
02/03/2012 +0 days 🔍
03/23/2015 +1144 days 🔍
11/29/2021 +2443 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-345442
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-4514 (🔍)
GCVE (CVE): GCVE-0-2011-4514
GCVE (VulDB): GCVE-100-60100
See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 11/29/2021 13:10
Changes: 03/23/2015 16:50 (45), 01/12/2018 09:09 (2), 11/29/2021 13:10 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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