Siemens SIMATIC WinCC security bypass | CVE-2022-33139
NAME
Siemens SIMATIC WinCC security bypass
- Platforms Affected:
Siemens SIMATIC WinCC OA 3.16
Siemens SIMATIC WinCC OA 3.17
Siemens SIMATIC WinCC OA 3.18 - Risk Level:
9.8 - Exploitability:
Unproven - Consequences:
Bypass Security
DESCRIPTION
Siemens SIMATIC WinCC could allow a remote attacker to bypass security restrictions, caused by improper authentication. By sending a specially-crafted request, an attacker could exploit this vulnerability to impersonate other users or exploit the client-server protocol without being authenticated.
CVSS 3.0 Information
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Access Vector: Network
- Access Complexity: Low
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- Remediation Level: Official Fix
MITIGATION
Refer to Siemens Security Advisory SSA-111512 for patch, upgrade or suggested workaround information. See References.
- Reference Link:
https://cert-portal.siemens.com/productcert/pdf/ssa-111512.pdf - Reference Link:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-33139
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