Vulnerabilities > Wolfssl

DATE CVE VULNERABILITY TITLE RISK
2022-01-01 CVE-2021-45934 Out-of-bounds Write vulnerability in Wolfssl Wolfmqtt 1.9
wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow in MqttClient_DecodePacket (called from MqttClient_HandlePacket and MqttClient_WaitType).
local
low complexity
wolfssl CWE-787
5.5
2022-01-01 CVE-2021-45936 Out-of-bounds Write vulnerability in Wolfssl Wolfmqtt 1.9
wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow in MqttDecode_Disconnect (called from MqttClient_DecodePacket and MqttClient_WaitType).
local
low complexity
wolfssl CWE-787
5.5
2022-01-01 CVE-2021-45937 Out-of-bounds Write vulnerability in Wolfssl Wolfmqtt 1.9
wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow in MqttClient_DecodePacket (called from MqttClient_WaitType and MqttClient_Connect).
local
low complexity
wolfssl CWE-787
5.5
2022-01-01 CVE-2021-45938 Out-of-bounds Write vulnerability in Wolfssl Wolfmqtt 1.9
wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow in MqttClient_DecodePacket (called from MqttClient_WaitType and MqttClient_Unsubscribe).
local
low complexity
wolfssl CWE-787
5.5
2022-01-01 CVE-2021-45939 Out-of-bounds Write vulnerability in Wolfssl Wolfmqtt 1.9
wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow in MqttClient_DecodePacket (called from MqttClient_WaitType and MqttClient_Subscribe).
local
low complexity
wolfssl CWE-787
5.5
2021-08-12 CVE-2021-38597 Insufficient Verification of Data Authenticity vulnerability in Wolfssl
wolfSSL before 4.8.1 incorrectly skips OCSP verification in certain situations of irrelevant response data that contains the NoCheck extension.
network
high complexity
wolfssl CWE-345
5.9
2021-07-21 CVE-2021-37155 Unspecified vulnerability in Wolfssl 4.6.0/4.7.0
wolfSSL 4.6.x through 4.7.x before 4.8.0 does not produce a failure outcome when the serial number in an OCSP request differs from the serial number in the OCSP response.
network
low complexity
wolfssl
critical
9.8
2021-07-14 CVE-2021-24116 Information Exposure Through Discrepancy vulnerability in Wolfssl
In wolfSSL through 4.6.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlled-channel and side-channel attack on software running in isolated environments that can be single stepped, especially Intel SGX.
network
low complexity
wolfssl CWE-203
4.9
2021-01-29 CVE-2021-3336 Improper Certificate Validation vulnerability in Wolfssl
DoTls13CertificateVerify in tls13.c in wolfSSL before 4.7.0 does not cease processing for certain anomalous peer behavior (sending an ED22519, ED448, ECC, or RSA signature without the corresponding certificate).
network
high complexity
wolfssl CWE-295
8.1
2021-01-06 CVE-2020-36177 Out-of-bounds Write vulnerability in Wolfssl
RsaPad_PSS in wolfcrypt/src/rsa.c in wolfSSL before 4.6.0 has an out-of-bounds write for certain relationships between key size and digest size.
network
low complexity
wolfssl CWE-787
critical
9.8