CVE-2021-42577

published 2022-03-11

CVE-2021-42577: An issue was discovered in Softing OPC UA C++ SDK before 5.70. A malformed OPC/UA message abort packet makes the client crash with a NULL pointer dereference.

Priority P4 32 high 7.5 CVSS 3.1

AV N AC L PR N UI N S U C N I N A H

An issue was discovered in Softing OPC UA C++ SDK before 5.70. A malformed OPC/UA message abort packet makes the client crash with a NULL pointer dereference.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
softing	datafeed_opc_suite	<= 5.19	—
softing	opc_ua_c_+_+_software_development_kit	< 5.70.0	5.70.0
softing	secure_integration_server	<= 1.22	—

CVSS provenance

nvd v3.1 7.5 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvd v2.0 5.0 MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P

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CWE-476