CVE-2021-40872

An issue was discovered in Softing Industrial Automation uaToolkit Embedded before 1.40. Remote attackers to cause a denial of service (DoS) or login as an anonymous user (bypassing security checks) by sending crafted messages to a OPC/UA server. The server process may crash unexpectedly because of an invalid type cast, and must be restarted.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://industrial.softing.com/	Vendor Advisory
https://industrial.softing.com/fileadmin/sof-files/pdf/ia/support/Security_Bulletin_CVE-2021-40872.pdf	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:softing:smartlink_hw-dp::::::::
	cpe:2.3:a:softing:uatoolkit_embedded::::::::

History

No history.

Information

Published : 2021-11-10 23:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-40872

Mitre link : CVE-2021-40872

CVE.ORG link : CVE-2021-40872

JSON object : View

Products Affected

softing

uatoolkit_embedded
smartlink_hw-dp

CWE

CWE-843

Access of Resource Using Incompatible Type ('Type Confusion')

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