Siemens Simatic Process Historian Opc Ua Server Firmware vulnerabilities

2 known vulnerabilities affecting siemens/simatic_process_historian_opc_ua_server_firmware.

Total CVEs

2

CISA KEV

0

Public exploits

0

Exploited in wild

0

Severity breakdown

HIGH1MEDIUM1

Vulnerabilities

Page 1 of 1

CVE-2021-40142HIGHCVSS 7.5fixed in 2022v20222021-08-27

CVE-2021-40142 [HIGH] CWE-119 CVE-2021-40142: In OPC Foundation Local Discovery Server (LDS) before 1.04.402.463, remote attackers can cause a den 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.

CVE-2021-3449MEDIUMCVSS 5.9≥ 20192021-03-25

CVE-2021-3449 [MEDIUM] CWE-476 CVE-2021-3449: An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from An OpenSSL TLS server may crash if sent a maliciously crafted renegotiation ClientHello message from a client. If a TLSv1.2 renegotiation ClientHello omits the signature_algorithms extension (where it was present in the initial ClientHello), but includes a signature_algorithms_cert extension then a NULL pointer dereference will result, leading to a cr