A vulnerability has been identified in SIMATIC STEP 7 (TIA Portal) V15 (All versions), SIMATIC STEP 7 (TIA Portal) V16 (All versions < V16 Update 5), SIMATIC STEP 7 (TIA Portal) V17 (All versions < V17 Update 2). An attacker could achieve privilege escalation on the web server of certain devices due to improper access control vulnerability in the engineering system software. The attacker needs to have direct access to the impacted web server.
Attack Vector Local
Attack Complexity Low
Privileges Required Low
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
User Interaction None
No CVSS v3.0
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
AV:L/AC:L/Au:N/C:C/I:C/A:C
Vendors | Products |
---|---|
Siemens |
|
Configuration 1 [-]
AND |
|
References
Link | Resource |
---|---|
https://cert-portal.siemens.com/productcert/pdf/ssa-350757.pdf | Patch Vendor Advisory |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: siemens
Published: 2022-04-12T09:07:30
Updated: 2022-04-12T09:07:30
Reserved: 2021-10-06T00:00:00
Link: CVE-2021-42029
JSON object: View
NVD Information
Status : Analyzed
Published: 2022-04-12T09:15:13.817
Modified: 2022-08-09T00:31:06.290
Link: CVE-2021-42029
JSON object: View
Redhat Information
No data.
CWE