Executive Summary

Informations
Name CVE-2016-9243 First vendor Publication 2017-03-27
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact High Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9243

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 2
Os 3

Nessus® Vulnerability Scanner

Date Description
2016-12-05 Name : The remote FreeBSD host is missing one or more security-related updates.
File : freebsd_pkg_e5dcb942ba6f11e6b1cf14dae9d210b8.nasl - Type : ACT_GATHER_INFO
2016-11-29 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3138-1.nasl - Type : ACT_GATHER_INFO
2016-11-22 Name : The remote Fedora host is missing one or more security updates.
File : fedora_2016-d3a2b640ce.nasl - Type : ACT_GATHER_INFO
2016-11-21 Name : The remote Fedora host is missing one or more security updates.
File : fedora_2016-2d90e27e50.nasl - Type : ACT_GATHER_INFO
2016-11-21 Name : The remote Fedora host is missing one or more security updates.
File : fedora_2016-e77c8c1f3b.nasl - Type : ACT_GATHER_INFO

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
BID http://www.securityfocus.com/bid/94216
CONFIRM https://cryptography.io/en/latest/changelog
https://github.com/pyca/cryptography/commit/b924696b2e8731f39696584d12cceeb3a...
https://github.com/pyca/cryptography/issues/3211
MLIST http://www.openwall.com/lists/oss-security/2016/11/09/2
UBUNTU http://www.ubuntu.com/usn/USN-3138-1

Alert History

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Date Informations
2023-11-07 21:43:06
  • Multiple Updates
2021-05-04 12:54:43
  • Multiple Updates
2021-04-22 02:06:48
  • Multiple Updates
2020-05-23 02:01:44
  • Multiple Updates
2020-05-23 00:53:44
  • Multiple Updates
2018-06-14 12:05:08
  • Multiple Updates
2017-04-04 21:23:26
  • Multiple Updates
2017-03-27 21:21:13
  • First insertion