Vulnerabilities > CVE-2020-36400 - Out-of-bounds Write vulnerability in Zeromq Libzmq 4.3.3
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
ZeroMQ libzmq 4.3.3 has a heap-based buffer overflow in zmq::tcp_read, a different vulnerability than CVE-2021-20235.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 |
Common Weakness Enumeration (CWE)
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26042
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26042
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libzmq/OSV-2020-1887.yaml
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libzmq/OSV-2020-1887.yaml
- https://github.com/zeromq/libzmq/commit/397ac80850bf8d010fae23dd215db0ee2c677306
- https://github.com/zeromq/libzmq/commit/397ac80850bf8d010fae23dd215db0ee2c677306