CVE-2018-4834

CVSS V2 High 10 CVSS V3 Critical 9.8
Description
A vulnerability has been identified in Desigo Automation Controllers Products and Desigo Operator Unit PXM20-E. A remote attacker with network access to the device could potentially upload a new firmware image to the devices without prior authentication.
Overview
  • CVE ID
  • CVE-2018-4834
  • Assigner
  • productcert@siemens.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2018-01-24T16:29:00
  • Last Modified Date
  • 2019-10-09T23:41:00
Weakness Enumerations
CWE URL
CWE-434 http://cwe.mitre.org/data/definitions/434.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:siemens:pxc12\/22\/36-e.d_firmware:*:*:*:*:*:*:*:* 1 OR 6.00.204
cpe:2.3:h:siemens:pxc12\/22\/36-e.d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:pxc00\/50\/100\/200-e.d_firmware:*:*:*:*:*:*:*:* 1 OR 6.00.204
cpe:2.3:h:siemens:pxc00\/50\/100\/200-e.d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:pxc00\/64\/128-u_firmware:*:*:*:*:*:*:*:* 1 OR 6.00.204
cpe:2.3:h:siemens:pxc00\/64\/128-u:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:pxc001-e.d_firmware:*:*:*:*:*:*:*:* 1 OR 6.00.204
cpe:2.3:h:siemens:pxc001-e.d:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:siemens:pxm20-e_firmware:*:*:*:*:*:*:*:* 1 OR 6.00.204
cpe:2.3:h:siemens:pxm20-e:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 10
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-824231.pdf Vendor Advisory
https://ics-cert.us-cert.gov/advisories/ICSA-18-025-02 Broken Link Third Party Advisory US Government Resource
http://www.securityfocus.com/bid/102850 Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2018-4834
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4834
History
Created Old Value New Value Data Type Notes
2022-05-10 17:04:03 Added to TrackCVE
2022-12-03 01:27:59 2018-01-24T16:29Z 2018-01-24T16:29:00 CVE Published Date updated
2022-12-03 01:27:59 2019-10-09T23:41:00 CVE Modified Date updated
2022-12-03 01:27:59 Modified Vulnerability Status updated