CVE-2018-4853 — CRITICAL (9.8)

Vulnerability 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.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Siemens	Siclock Tc400 Firmware	-
Siemens	Siclock Tc400	-
Siemens	Siclock Tc100 Firmware	-
Siemens	Siclock Tc100	-

Related Weaknesses (CWE)

CWE-306

References

http://www.securityfocus.com/bid/104672Third Party AdvisoryVDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdfMitigationVendor Advisory
http://www.securityfocus.com/bid/104672Third Party AdvisoryVDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdfMitigationVendor Advisory

FAQ

What is CVE-2018-4853?

CVE-2018-4853 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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.

How severe is CVE-2018-4853?

CVE-2018-4853 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-4853?

Check the references section above for vendor advisories and patch information. Affected products include: Siemens Siclock Tc400 Firmware, Siemens Siclock Tc400, Siemens Siclock Tc100 Firmware, Siemens Siclock Tc100.