Vulnerabilities > Siemens > Simatic Process Historian OPC UA Server Firmware > 2022

DATE	CVE	VULNERABILITY TITLE	RISK
2021-08-27	CVE-2021-40142	Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in multiple products In OPC Foundation Local Discovery Server (LDS) before 1.04.402.463, remote attackers can cause a denial of service (DoS) by sending carefully crafted messages that lead to Access of a Memory Location After the End of a Buffer. network low complexity opcfoundation siemens CWE-119	5.0
2021-03-25	CVE-2021-3449	NULL Pointer Dereference vulnerability in multiple products An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. network high complexity openssl debian freebsd netapp tenable fedoraproject mcafee checkpoint oracle sonicwall siemens nodejs CWE-476	5.9

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