9.8
CRITICAL
CVE-2018-4852
SICLOCK Authentication Bypass Vulnerability
Description

A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions). An attacker with network access to the device could potentially circumvent the authentication mechanism if he/she is able to obtain certain knowledge specific to the attacked device.

INFO

Published Date :

July 3, 2018, 2:29 p.m.

Last Modified :

Oct. 9, 2019, 11:41 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2018-4852 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Siemens siclock_tc400_firmware
2 Siemens siclock_tc100_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2018-4852.

URL Resource
http://www.securityfocus.com/bid/104672 Third Party Advisory VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf Mitigation Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2018-4852 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-4852 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 09, 2019

    Action Type Old Value New Value
    Added CWE Siemens AG CWE-288
  • Initial Analysis by [email protected]

    Sep. 06, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.securityfocus.com/bid/104672 No Types Assigned http://www.securityfocus.com/bid/104672 Third Party Advisory, VDB Entry
    Changed Reference Type https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf No Types Assigned https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf Mitigation, Vendor Advisory
    Added CWE CWE-287
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:siclock_tc400_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:siclock_tc400:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:siemens:siclock_tc100_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:siemens:siclock_tc100:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jul. 07, 2018

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/104672 [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.29 }} -0.07%

score

0.65846

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability