PT-2016-7715 · Python Cryptography Authority+2 · Cryptography+2
CVSS v4.0
8.7
High
| Vector | AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N |
Name of the Vulnerable Software and Affected Versions
cryptography versions prior to 1.5.3
Description
The issue arises when HKDF in cryptography is used with a length less than algorithm.digest size, resulting in an empty byte-string being returned.
Recommendations
For versions prior to 1.5.3, update to version 1.5.3 or later to resolve the issue.
Fix
RCE
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Ubuntu
Cryptography