Siemens SIMATIC WinCC TIA Portal requests cross-site request forgery

simatic-cve20134911-csrf (86099) The risk level is classified as MediumMedium Risk

Description:

Siemens SIMATIC WinCC TIA Portal is vulnerable to cross-site request forgery, caused by improper validation of user-supplied input. By persuading an authenticated user to visit a malicious Web site, a remote attacker could send a malformed HTTP request to submit arbitrary requests to the affected device. An attacker could exploit this vulnerability to perform cross-site scripting attacks, Web cache poisoning, and other malicious activities.

*CVSS:

Base Score: 5.8
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 5
  Exploitability: High
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Cross-Site Scripting

Remedy:

Refer to SSA-064884 for patch, upgrade or suggested workaround information. See References.

References:

  • SSA-064884: Vulnerabilities in WinCC (TIA Portal).
  • BID-61536: Siemens SIMATIC WinCC TIA Portal CVE-2013-4911 Cross Site Request Forgery Vulnerability
  • CVE-2013-4911: Cross-site request forgery (CSRF) vulnerability in Siemens WinCC (TIA Portal) 11 and 12 before 12 SP1 allows remote attackers to hijack the authentication of unspecified victims by leveraging improper configuration of SIMATIC HMI panels by the WinCC product.
  • SA54051: Siemens SIMATIC WinCC TIA Portal Two Vulnerabilities
  • SA54252: Siemens SIMATIC WinCC TIA Portal Two Vulnerabilities

Platforms Affected:

  • Siemens SIMATIC WinCC (TIA Portal) 11
  • Siemens SIMATIC WinCC (TIA Portal) 12

Reported:

Jul 31, 2013

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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