Executive Summary

Summary
Title yum-updatesd security update
Informations
Name RHSA-2014:1004 First vendor Publication 2014-08-05
Vendor RedHat Last vendor Modification 2014-08-05
Severity (Vendor) Important Revision 01

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: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

Problem Description:

An updated yum-updatesd package that fixes one security issue is now available for Red Hat Enterprise Linux 5.

The Red Hat Security Response Team has rated this update as having Important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux (v. 5 server) - noarch Red Hat Enterprise Linux Desktop (v. 5 client) - noarch

3. Description:

The yum-updatesd package provides a daemon which checks for available updates and can notify you when they are available via email, syslog, or dbus.

It was discovered that yum-updatesd did not properly perform RPM package signature checks. When yum-updatesd was configured to automatically install updates, a remote attacker could use this flaw to install a malicious update on the target system using an unsigned RPM or an RPM signed with an untrusted key. (CVE-2014-0022)

All yum-updatesd users are advised to upgrade to this updated package, which contains a backported patch to correct this issue. After installing this update, the yum-updatesd service will be restarted automatically.

4. Solution:

Before applying this update, make sure all previously released errata relevant to your system have been applied.

This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1057377 - CVE-2014-0022 yum: yum-cron installs unsigned packages

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2014-1004.html

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:26186
 
Oval ID: oval:org.mitre.oval:def:26186
Title: RHSA-2014:1004: yum-updatesd security update (Important)
Description: The yum-updatesd package provides a daemon which checks for available updates and can notify you when they are available via email, syslog, or dbus. It was discovered that yum-updatesd did not properly perform RPM package signature checks. When yum-updatesd was configured to automatically install updates, a remote attacker could use this flaw to install a malicious update on the target system using an unsigned RPM or an RPM signed with an untrusted key. (CVE-2014-0022) All yum-updatesd users are advised to upgrade to this updated package, which contains a backported patch to correct this issue. After installing this update, the yum-updatesd service will be restarted automatically.
Family: unix Class: patch
Reference(s): RHSA-2014:1004-00
CVE-2014-0022
CESA-2014:1004
Version: 5
Platform(s): Red Hat Enterprise Linux 5
CentOS Linux 5
Product(s): yum-updatesd
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:26804
 
Oval ID: oval:org.mitre.oval:def:26804
Title: ELSA-2014-1004 -- yum-updatesd security update (important)
Description: [1:0.9-6] - updatesd: prevent installing unsigned packages. - Resolves: rhbz#1125185
Family: unix Class: patch
Reference(s): ELSA-2014-1004
CVE-2014-0022
Version: 5
Platform(s): Oracle Linux 5
Product(s): yum-updatesd
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 4

Nessus® Vulnerability Scanner

Date Description
2014-08-06 Name : The remote CentOS host is missing a security update.
File : centos_RHSA-2014-1004.nasl - Type : ACT_GATHER_INFO
2014-08-06 Name : The remote Oracle Linux host is missing a security update.
File : oraclelinux_ELSA-2014-1004.nasl - Type : ACT_GATHER_INFO
2014-08-06 Name : The remote Scientific Linux host is missing a security update.
File : sl_20140805_yum_updatesd_on_SL5_x.nasl - Type : ACT_GATHER_INFO
2014-08-05 Name : The remote Red Hat host is missing a security update.
File : redhat-RHSA-2014-1004.nasl - Type : ACT_GATHER_INFO
2014-03-28 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2014-315.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
2
Date Informations
2014-08-07 13:25:17
  • Multiple Updates
2014-08-06 13:24:55
  • Multiple Updates
2014-08-05 09:22:16
  • First insertion