Siemens WinCC up to 7.2 Encryption Key hard-coded credentials

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Siemens WinCC 5.0/6.0/7.0/7.1/7.2. This vulnerability affects unknown code of the component Encryption Key. This manipulation causes hard-coded credentials. This vulnerability is tracked as CVE-2014-4686. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Siemens WinCC 5.0/6.0/7.0/7.1/7.2 and classified as critical. Affected by this vulnerability is some unknown processing of the component Encryption Key. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. The CWE definition for the vulnerability is CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The Project administration application in Siemens SIMATIC WinCC before 7.3, as used in PCS7 and other products, has a hardcoded encryption key, which allows remote attackers to obtain sensitive information by extracting this key from another product installation and then employing this key during the sniffing of network traffic on TCP port 1030.

The weakness was disclosed 07/24/2014 (Website). It is possible to read the advisory at siemens.com. This vulnerability is known as CVE-2014-4686 since 06/28/2014. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1110.001 according to MITRE ATT&CK.

Upgrading to version 7.0 eliminates this vulnerability.

The entries VDB-70446, VDB-70445, VDB-70444 and VDB-70443 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WinCC 7.0

Timelineinfo

06/28/2014 🔍
07/24/2014 +26 days 🔍
07/24/2014 +0 days 🔍
03/26/2015 +245 days 🔍
03/26/2022 +2557 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-214365
Status: Not defined
Confirmation: 🔍

CVE: CVE-2014-4686 (🔍)
GCVE (CVE): GCVE-0-2014-4686
GCVE (VulDB): GCVE-100-70447
See also: 🔍

Entryinfo

Created: 03/26/2015 12:07
Updated: 03/26/2022 09:09
Changes: 03/26/2015 12:07 (49), 03/11/2019 15:22 (1), 03/26/2022 09:09 (3)
Complete: 🔍
Cache ID: 216::103

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