Vulnerability: HKDF in cryptography before 1.5.2 returns an empty byte-string for short lengths
CVE-2016-9243 · MEDIUM Severity
AV:N/AC:L/AU:N/C:N/I:P/A:N
HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size.
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