CVE-2018-4851

CVSS V2 High 8.5 CVSS V3 High 8.2
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 cause a Denial-of-Service condition by sending certain packets to the device, causing potential reboots of the device. The core functionality of the device could be impacted. The time serving functionality recovers when time synchronization with GPS devices or other NTP servers are completed.
Overview
  • CVE ID
  • CVE-2018-4851
  • Assigner
  • productcert@siemens.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-07-03T14:29:00
  • Last Modified Date
  • 2019-10-09T23:41:02
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:siemens:siclock_tc400_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:siclock_tc400:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:siclock_tc100_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:siemens:siclock_tc100:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:P/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • COMPLETE
  • Base Score
  • 8.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 7.8
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 8.2
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 4.2
References
Reference URL Reference Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf Mitigation Vendor Advisory
http://www.securityfocus.com/bid/104672 Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-4851
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4851
History
Created Old Value New Value Data Type Notes
2022-05-10 17:04:02 Added to TrackCVE
2022-12-03 08:54:46 2018-07-03T14:29Z 2018-07-03T14:29:00 CVE Published Date updated
2022-12-03 08:54:46 2019-10-09T23:41:02 CVE Modified Date updated
2022-12-03 08:54:46 Modified Vulnerability Status updated