PT-2018-16571 · Siemens · Siclock Tc400+1

Published 2018-07-03 · Updated 2019-10-09 · CVE-2018-4853

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions SICLOCK TC100 (All versions) SICLOCK TC400 (All versions)

Description A vulnerability has been identified that allows an attacker with network access to port 69/udp to modify the firmware of the device.

Recommendations For SICLOCK TC100, restrict access to port 69/udp to prevent unauthorized firmware modifications. For SICLOCK TC400, restrict access to port 69/udp to prevent unauthorized firmware modifications.

Fix

Missing Authentication

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2018-4853

Affected Products

Siclock Tc100

Siclock Tc400

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2018-4853 · Security Note
• https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf · Vendor Advisory
• http://securityfocus.com/bid/104672 · Note