HKDF in cryptography before 1.5.2 returns an empty byte-string if used with a length less than algorithm.digest_size.
History

Mon, 09 Sep 2024 14:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-20 NVD-CWE-noinfo
CPEs cpe:2.3:a:cryptography.io:cryptography:*:*:*:*:*:*:*:* cpe:2.3:a:cryptography.io:cryptography:*:*:*:*:*:python:*:*
Metrics cvssV3_0

{'score': 7.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}

cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'}

cvssV3_0

{'score': 4.8, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2017-03-27T17:00:00

Updated: 2024-08-06T02:42:11.253Z

Reserved: 2016-11-09T00:00:00

Link: CVE-2016-9243

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2017-03-27T17:59:00.460

Modified: 2024-09-09T13:52:16.607

Link: CVE-2016-9243

cve-icon Redhat

Severity : Low

Publid Date: 2016-11-05T00:00:00Z

Links: CVE-2016-9243 - Bugzilla