CVE-2020-25237

Published on: 02/09/2021 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:23:31 PM UTC

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Certain versions of Sinec Network Management System from Siemens contain the following vulnerability:

A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP1 Update 1), SINEMA Server (All versions < V14.0 SP2 Update 2). When uploading files to an affected system using a zip container, the system does not correctly check if the relative file path of the extracted files is still within the intended target directory. With this an attacker could create or overwrite arbitrary files on an affected system. This type of vulnerability is also known as 'Zip-Slip'. (ZDI-CAN-12054)

  • CVE-2020-25237 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.
  • Affected Vendor/Software: URL Logo Siemens - SINEC NMS version All versions < V1.0 SP1 Update 1
  • Affected Vendor/Software: URL Logo Siemens - SINEMA Server version All versions < V14.0 SP2 Update 2

CVSS3 Score: 8.1 - HIGH

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW LOW NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED NONE HIGH HIGH

CVSS2 Score: 5.5 - MEDIUM

Access
Vector
Access
Complexity
Authentication
NETWORK LOW SINGLE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
NONE PARTIAL PARTIAL

CVE References

Description Tags Link
Vendor Advisory
cert-portal.siemens.com
application/pdf
URL Logo MISC cert-portal.siemens.com/productcert/pdf/ssa-156833.pdf
ZDI-21-253 | Zero Day Initiative Third Party Advisory
VDB Entry
www.zerodayinitiative.com
text/html
URL Logo MISC www.zerodayinitiative.com/advisories/ZDI-21-253/
Siemens SINEMA Server & SINEC NMS | CISA Third Party Advisory
US Government Resource
us-cert.cisa.gov
text/html
URL Logo MISC us-cert.cisa.gov/ics/advisories/icsa-21-040-03

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationSiemensSinec Network Management SystemAllAllAllAll
ApplicationSiemensSinec Network Management System1.0-AllAll
ApplicationSiemensSinec Network Management System1.0sp1AllAll
ApplicationSiemensSinec Network Management SystemAllAllAllAll
ApplicationSiemensSinec Network Management System1.0-AllAll
ApplicationSiemensSinec Network Management System1.0sp1AllAll
ApplicationSiemensSinema ServerAllAllAllAll
ApplicationSiemensSinema Server14.0-AllAll
ApplicationSiemensSinema Server14.0sp1AllAll
ApplicationSiemensSinema Server14.0sp2AllAll
ApplicationSiemensSinema Server14.0sp2_update1AllAll
ApplicationSiemensSinema ServerAllAllAllAll
ApplicationSiemensSinema Server14.0-AllAll
ApplicationSiemensSinema Server14.0sp1AllAll
ApplicationSiemensSinema Server14.0sp2AllAll
ApplicationSiemensSinema Server14.0sp2_update1AllAll
  • cpe:2.3:a:siemens:sinec_network_management_system:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinec_network_management_system:1.0:-:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinec_network_management_system:1.0:sp1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinec_network_management_system:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinec_network_management_system:1.0:-:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinec_network_management_system:1.0:sp1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:14.0:-:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:14.0:sp1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:14.0:sp2:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:14.0:sp2_update1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:14.0:-:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:14.0:sp1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:14.0:sp2:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:sinema_server:14.0:sp2_update1:*:*:*:*:*:*:
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