CVE-2021-45939

wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow in MqttClient_DecodePacket (called from MqttClient_WaitType and MqttClient_Subscribe).

Score

CVSS 3.1 5.5 Medium

Status

Modified - cve@mitre.org

Published

2022-01-01

Last modified

2024-08-04

Weaknesses

CWE-787

Affected products

• Wolfmqtt (Wolfssl)

References

• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39103
• https://github.com/google/oss-fuzz-vulns/blob/main/vulns/wolfmqtt/OSV-2021-1361.yaml
• https://github.com/wolfSSL/wolfMQTT/commit/84d4b53122e0fa0280c7872350b89d5777dabbb2