Executive Summary

Summary
Title Libgcrypt vulnerability
Informations
Name USN-3417-1 First vendor Publication 2017-09-14
Vendor Ubuntu Last vendor Modification 2017-09-14
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:N/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

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 17.04

Summary:

Libgcrypt could be made to expose sensitive information.

Software Description: - libgcrypt20: LGPL Crypto library

Details:

Daniel Genkin, Luke Valenta, and Yuval Yarom discovered that Libgcrypt was susceptible to an attack via side channels. A local attacker could use this attack to recover Curve25519 private keys.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 17.04:
libgcrypt20 1.7.6-1ubuntu0.2

In general, a standard system update will make all the necessary changes.

References:
https://www.ubuntu.com/usn/usn-3417-1
CVE-2017-0379

Package Information:
https://launchpad.net/ubuntu/+source/libgcrypt20/1.7.6-1ubuntu0.2

Original Source

Url : http://www.ubuntu.com/usn/USN-3417-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-200 Information Exposure

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 18
Os 1

Nessus® Vulnerability Scanner

Date Description
2018-08-17 Name : The remote PhotonOS host is missing multiple security updates.
File : PhotonOS_PHSA-2017-0038.nasl - Type : ACT_GATHER_INFO
2018-01-15 Name : The remote Fedora host is missing a security update.
File : fedora_2017-a9c79eed83.nasl - Type : ACT_GATHER_INFO
2017-11-16 Name : The remote Fedora host is missing a security update.
File : fedora_2017-8cd171f540.nasl - Type : ACT_GATHER_INFO
2017-11-08 Name : The remote Fedora host is missing a security update.
File : fedora_2017-bcdeca9d41.nasl - Type : ACT_GATHER_INFO
2017-09-19 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2017-261-02.nasl - Type : ACT_GATHER_INFO
2017-09-15 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-3417-1.nasl - Type : ACT_GATHER_INFO
2017-08-31 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_22f28bb38d9811e78c37e8e0b747a45a.nasl - Type : ACT_GATHER_INFO
2017-08-30 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-3959.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2017-09-16 13:25:28
  • Multiple Updates
2017-09-14 21:23:03
  • First insertion