Vendor
o6 Automation
7 known vulnerabilities.
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Medium 5.3
o6 open62541 client_types_custom.c UA_Client_getRemoteDataTypes use after free
A vulnerability was determined in o6 open62541 ca356b088ada7dee824d1b4acd07c1ff07ce242b. Impacted is the function UA_Client_getRemoteDataTypes of the file examples/custom_datatype/client_types_custom.c. Executing a manipulation can lead to use after free. It …
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Medium 5.3
o6 open62541 ua_client_highlevel.c UA_Client_readNodeClassAttribute heap-based overflow
A vulnerability was found in o6 open62541 up to 1.5.5. This issue affects the function UA_Client_readNodeClassAttribute of the file src/client/ua_client_highlevel.c. Performing a manipulation results in heap-based buffer overflow. Attacking locally is a requi…
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Medium 5.9
o6 Automation open62541 Integer Underflow
An unsigned integer underflow in the PubSub signature verification path in open62541 may allow a remote attacker to cause a denial of service via a crafted UDP packet.
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Medium 6.8
Out-of-bounds Write in o6 Automation GmbH Open62541
In builds with PubSub and JSON enabled, a crafted JSON message can cause the decoder to write beyond a heap-allocated array before authentication, reliably crashing the process and corrupting memory.