What’s Vulnerable › Vulnerabilities

CVE-2017-2684

• Severity: critical (CVSS 9.0 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-02-22 · updated 2026-06-17
• Weakness: CWE-592

Description

Siemens SIMATIC Logon prior to V1.5 SP3 Update 2 could allow an attacker with knowledge of a valid user name, and physical or network access to the affected system, to bypass the application-level authentication.

Affected products

• SIMATIC Logon All versions < V1.5 SP3 Update 2: through 1.5

References

• http://www.securityfocus.com/bid/96208
• https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-931064.pdf
• http://www.securityfocus.com/bid/96208
• https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-931064.pdf

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