medium5.5
CVE-2021-45933
wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow (8 bytes) in MqttDecode_Publish (called from MqttClient_DecodePacket and MqttClient_HandlePacket).
Impact
wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow (8 bytes) in MqttDecode_Publish (called from MqttClient_DecodePacket and MqttClient_HandlePacket).
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Wolfssl | Wolfmqtt | Version 1.9 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=38237
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/wolfmqtt/OSV-2021-1211.yaml
- https://github.com/wolfSSL/wolfMQTT/commit/84d4b53122e0fa0280c7872350b89d5777dabbb2
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=38237
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/wolfmqtt/OSV-2021-1211.yaml
- https://github.com/wolfSSL/wolfMQTT/commit/84d4b53122e0fa0280c7872350b89d5777dabbb2