View CSAF 1. EXECUTIVE SUMMARY CVSS v3 7.5 ATTENTION: Exploitable remotely/low attack complexity Vendor: Hitachi Energy Equipment: AFS650, AFS660, AFS665, AFS670, AFS675, AFS677, AFR677 Vulnerabilities: Type Confusion, Use After Free, Double Free, Observable Discrepancy 2. RISK EVALUATION Successful exploitation of these vulnerabilities could allow an attacker to create a denial-of-service condition. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following versions of Hitachi Energy AFS/AFR are affected: AFS650: Version 9.1.08 and prior AFS660-C: Version 7.1.05 and prior AFS665-B: Version 7.1.05 and prior AFS670-V2: Version 7.1.05 and prior AFS670: Version 9.1.08 and prior AFS675: Version 9.1.08 and prior AFS677: Version 9.1.08 and prior AFR677: Version 9.1.08 and prior 3.2 Vulnerability Overview 3.2.1 ACCESS OF RESOURCE USING INCOMPATIBLE TYPE ('TYPE CONFUSION') CWE-843 There is a type confusion vulnerability relating to X.400 address processing inside an X.509 GeneralName. X.400 addresses were parsed as an ASN1_STRING but the public structure definition for GENERAL_NAME incorrectly specified the type of the x400Address field as ASN1_TYPE. For more details check the NVD link. CVE-2023-0286 has been assigned to this vulnerability. A CVSS v3.1 base score of 7.4 has been calculated; the CVSS vector string is (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H). 3.2.2 USE AFTER FREE CWE-416 The public API function BIO_new_NDEF is a helper function used for streaming ASN.1 data via a BIO….Read More