Executive Summary

Summary
Title Libgcrypt vulnerability
Informations
NameUSN-4236-3First vendor Publication2020-01-28
VendorUbuntuLast vendor Modification2020-01-28
Severity (Vendor) N/ARevisionN/A

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score6.8Attack RangeNetwork
Cvss Impact Score6.4Attack ComplexityMedium
Cvss Expoit Score8.6AuthenticationNone Required
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 14.04 ESM - Ubuntu 12.04 ESM

Summary:

Libgcrypt could be made to expose sensitive information.

Software Description: - libgcrypt11: LGPL Crypto library

Details:

USN-4236-1 fixed a vulnerability in Libgcrypt. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory details:

It was discovered that Libgcrypt was susceptible to a ECDSA timing attack.
An attacker could possibly use this attack to recover sensitive
information.

Update instructions:

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

Ubuntu 14.04 ESM:
libgcrypt11 1.5.3-2ubuntu4.6+esm1

Ubuntu 12.04 ESM:
libgcrypt11 1.5.0-3ubuntu0.9

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

References:
https://usn.ubuntu.com/4236-3
https://usn.ubuntu.com/4236-1
CVE-2019-13627

Original Source

Url : http://www.ubuntu.com/usn/USN-4236-3

CWE : Common Weakness Enumeration

%idName
100 %CWE-362Race Condition

CPE : Common Platform Enumeration

TypeDescriptionCount
Application3
Os3
Os1

Alert History

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0
DateInformations
2020-01-28 21:18:56
  • First insertion