What’s Vulnerable › Vulnerabilities

CVE-2018-4853

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-03 · updated 2026-06-17
• Weakness: CWE-306

Description

A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions). An attacker with network access to port 69/udp could modify the firmware of the device.

Affected products

• Siemens Siclock Tc100 Firmware: all versions
• Siemens Siclock Tc400 Firmware: all versions

References

• http://www.securityfocus.com/bid/104672
• https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf
• http://www.securityfocus.com/bid/104672
• https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf

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