| Package | Affected versions | Patched versions |
|---|---|---|
| zeromq | = 4.1.0≤ 4.0.5 |
libzmq before 4.0.6 and 4.1.x before 4.1.1 allows remote attackers to conduct downgrade attacks and bypass ZMTP v3 protocol security mechanisms via a ZMTP v2 or earlier header.
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