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.
Metrics
No CVSS v4.0
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
This CVE is not in the KEV list.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
Vendors | Products |
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Siemens |
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Configuration 1 [-]
AND |
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No data.
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: siemens
Published: 2022-04-12T09:07:30
Updated: 2024-08-04T03:22:25.804Z
Reserved: 2021-10-06T00:00:00
Link: CVE-2021-42029
Vulnrichment
No data.
NVD
Status : Modified
Published: 2022-04-12T09:15:13.817
Modified: 2024-11-21T06:27:06.913
Link: CVE-2021-42029
Redhat
No data.