Summaryinfo

A vulnerability classified as problematic has been found in Siemens SIMATIC Step 7. Affected is an unknown function of the component Portal. The manipulation leads to cryptographic issues. This vulnerability is traded as CVE-2015-1355. There is no exploit available. It is recommended to upgrade the affected component. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Detailsinfo

A vulnerability was found in Siemens SIMATIC Step 7 (SCADA Software). It has been rated as problematic. This issue affects an unknown part of the component Portal. The manipulation with an unknown input leads to a cryptographic issues vulnerability. Using CWE to declare the problem leads to CWE-310. Impacted is confidentiality. The summary by CVE is:

Siemens SIMATIC STEP 7 (TIA Portal) before 13 SP1 uses a weak password-hash algorithm, which makes it easier for local users to determine cleartext passwords by reading a project file and conducting a brute-force attack.

The weakness was released 02/17/2015 (Website). It is possible to read the advisory at siemens.com. The identification of this vulnerability is CVE-2015-1355 since 01/26/2015. The exploitation is known to be easy. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

Upgrading to version 13.0 eliminates this vulnerability.

Entry connected to this vulnerability is available at VDB-74232. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• SCADA Software

Vendor

• Siemens

Name

• SIMATIC Step 7

Version

• 4.0
• 12

License

• commercial

CPE 2.3info

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CPE 2.2info

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