wolfSSL 5.x before 5.1.1 uses non-random IV values in certain situations. This affects connections (without AEAD) using AES-CBC or DES3 with TLS 1.1 or 1.2 or DTLS 1.1 or 1.2. This occurs because of misplaced memory initialization in BuildMessage in internal.c.
2022-01-18T21:15:07.863
2024-11-21T06:48:31.387
Modified
CVSSv3.1: 9.1 (CRITICAL)
AV:N/AC:L/Au:N/C:P/I:P/A:N
10.0
4.9