What’s Vulnerable › Vulnerabilities

CVE-2011-4515

• Severity: medium (CVSS 4.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2013-03-21 · updated 2026-06-16
• Weakness: CWE-255

Description

Siemens WinCC (TIA Portal) 11 uses a reversible algorithm for storing HMI web-application passwords in world-readable and world-writable files, which allows local users to obtain sensitive information by leveraging (1) physical access or (2) Sm@rt Server access.

Affected products

• Siemens Wincc Tia Portal: 11.0

References

• http://ics-cert.us-cert.gov/pdf/ICSA-13-079-03.pdf
• http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-212483.pdf
• http://ics-cert.us-cert.gov/pdf/ICSA-13-079-03.pdf
• http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-212483.pdf

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