Vulnerability Details : CVE-2018-4854
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.
Products affected by CVE-2018-4854
- cpe:2.3:o:siemens:siclock_tc400_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:siclock_tc100_firmware:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-4854
0.27%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 68 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-4854
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST | |
|
8.8
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2018-4854
-
The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.Assigned by: productcert@siemens.com (Secondary)
References for CVE-2018-4854
-
https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf
Mitigation;Vendor Advisory
-
http://www.securityfocus.com/bid/104672
Siemens SICLOCK TC Devices Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
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