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Critical severity9.8NVD Advisory· Published Jul 1, 2021· Updated Jun 17, 2026

CVE-2020-36400

CVE-2020-36400

Description

ZeroMQ libzmq 4.3.3 has a heap-based buffer overflow in zmq::tcp_read, a different vulnerability than CVE-2021-20235.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3

Zeromq/Libzmq3 versions
cpe:2.3:a:zeromq:libzmq:4.3.3:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:zeromq:libzmq:4.3.3:*:*:*:*:*:*:*
- (no CPE)
- (no CPE)range: =4.3.3

Patches

Vulnerability mechanics

References

3

bugs.chromium.org/p/oss-fuzz/issues/detailnvdIssue TrackingMailing ListPatchThird Party Advisory
github.com/zeromq/libzmq/commit/397ac80850bf8d010fae23dd215db0ee2c677306nvdPatchThird Party Advisory
github.com/google/oss-fuzz-vulns/blob/main/vulns/libzmq/OSV-2020-1887.yamlnvdThird Party Advisory

News mentions

0

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