CVE-2021-45933
- Source
- https://cve.org/CVERecord?id=CVE-2021-45933
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-45933.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-45933
- Published
- 2022-01-01T01:15:08.577Z
- Modified
- 2026-02-14T00:15:50.894825Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
wolfSSL wolfMQTT 1.9 has a heap-based buffer overflow (8 bytes) in MqttDecodePublish (called from MqttClientDecodePacket and MqttClient_HandlePacket).
- References
-
- 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/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
Affected packages
Git / github.com/wolfssl/wolfmqtt
Affected ranges
- Type
- GIT
- Repo
- https://github.com/wolfssl/wolfmqtt
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedLast affected