What is the severity of CVE-2018-4854?

CVE-2018-4854 is considered critical due to the potential for remote exploitation and modification of administrative client software.

How do I fix CVE-2018-4854?

To fix CVE-2018-4854, update the firmware of SICLOCK TC100 and TC400 to a patched version provided by Siemens.

What systems are affected by CVE-2018-4854?

CVE-2018-4854 affects all versions of Siemens SICLOCK TC100 and TC400 systems.

What can an attacker do with CVE-2018-4854?

An attacker can modify the administrative client stored on the device, which can lead to further exploitation if a legitimate user executes it.

Is remote access required for CVE-2018-4854 exploitation?

Yes, an attacker requires network access to port 69/udp to exploit CVE-2018-4854.

Vulnerability/
CVE-2018-4854

critical

9.3

CWE

306

3/7/2018

16/9/2024

CVE-2018-4854

First published: Tue Jul 03 2018(Updated: )

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 administrative client stored on the device. If a legitimate user downloads and executes the modified client from the affected device, then he/she could obtain code execution on the client system.

Credit: productcert@siemens.com

Affected Software	Affected Version	How to fix
Siemens Siclock Tc400 Firmware
Siemens Siclock Tc400
Siemens Siclock Tc100 Firmware
Siemens Siclock Tc100

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2018-4854?
CVE-2018-4854 is considered critical due to the potential for remote exploitation and modification of administrative client software.
How do I fix CVE-2018-4854?
To fix CVE-2018-4854, update the firmware of SICLOCK TC100 and TC400 to a patched version provided by Siemens.
What systems are affected by CVE-2018-4854?
CVE-2018-4854 affects all versions of Siemens SICLOCK TC100 and TC400 systems.
What can an attacker do with CVE-2018-4854?
An attacker can modify the administrative client stored on the device, which can lead to further exploitation if a legitimate user executes it.
Is remote access required for CVE-2018-4854 exploitation?
Yes, an attacker requires network access to port 69/udp to exploit CVE-2018-4854.

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agent/type
agent/softwarecombine
agent/author
agent/weakness
agent/severity
agent/tags
agent/description
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/first-publish-date
agent/event
agent/source
vendor/siemens
canonical/siemens siclock tc400 firmware
canonical/siemens siclock tc400
canonical/siemens siclock tc100 firmware
canonical/siemens siclock tc100

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Frequently Asked Questions

What is the severity of CVE-2018-4854?
CVE-2018-4854 is considered critical due to the potential for remote exploitation and modification of administrative client software.
How do I fix CVE-2018-4854?
To fix CVE-2018-4854, update the firmware of SICLOCK TC100 and TC400 to a patched version provided by Siemens.
What systems are affected by CVE-2018-4854?
CVE-2018-4854 affects all versions of Siemens SICLOCK TC100 and TC400 systems.
What can an attacker do with CVE-2018-4854?
An attacker can modify the administrative client stored on the device, which can lead to further exploitation if a legitimate user executes it.
Is remote access required for CVE-2018-4854 exploitation?
Yes, an attacker requires network access to port 69/udp to exploit CVE-2018-4854.