Firmware Modification Vulnerability in SICLOCK TC100 and TC400 by Siemens
CVE-2018-4853

9.8CRITICAL

Key Information:

Vendor

Siemens
Status
Siclock Tc100, Siclock Tc400
Vendor
CVE Published:
3 July 2018

What is CVE-2018-4853?

A vulnerability exists in the SICLOCK TC100 and TC400 devices due to improper access control over the network. An attacker with access to port 69/udp can exploit this vulnerability to modify the firmware of the affected devices, potentially leading to unauthorized operations or disruptions. Organizations utilizing these products should implement strict network controls and monitor traffic to mitigate the associated risks.

Affected Version(s)

SICLOCK TC100, SICLOCK TC400 SICLOCK TC100 : All versions

SICLOCK TC100, SICLOCK TC400 SICLOCK TC400 : All versions

References

http://www.securityfocus.com/bid/104672
vdb-entryx_refsource_BID
https://cert-portal.siemens.com/productcert/pdf/ssa-19701...
x_refsource_CONFIRM

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.