Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title Cyrus SASL vulnerability
Informations
Name USN-2755-1 First vendor Publication 2015-09-30
Vendor Ubuntu Last vendor Modification 2015-09-30
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:M/Au:N/C:N/I:N/A:P)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 15.04

Summary:

Cyrus SASL could be made to crash if it processed specially crafted input.

Software Description: - cyrus-sasl2: Cyrus Simple Authentication and Security Layer

Details:

It was discovered that Cyrus SASL incorrectly handled certain invalid password salts. An attacker could use this issue to cause Cyrus SASL to crash, resulting in a denial of service.

Update instructions:

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

Ubuntu 15.04:
libsasl2-2 2.1.26.dfsg1-13ubuntu0.1

After a standard system update you need to reboot your computer to make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2755-1
CVE-2013-4122

Package Information:
https://launchpad.net/ubuntu/+source/cyrus-sasl2/2.1.26.dfsg1-13ubuntu0.1

Original Source

Url : http://www.ubuntu.com/usn/USN-2755-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-189 Numeric Errors (CWE/SANS Top 25)

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:19157
 
Oval ID: oval:org.mitre.oval:def:19157
Title: USN-1988-1 -- cyrus-sasl2 vulnerability
Description: Cyrus SASL could be made to crash if it processed specially crafted input.
Family: unix Class: patch
Reference(s): USN-1988-1
CVE-2013-4122
Version: 5
Platform(s): Ubuntu 13.04
Product(s): cyrus-sasl2
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8

Nessus® Vulnerability Scanner

Date Description
2015-10-01 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-2755-1.nasl - Type : ACT_GATHER_INFO
2015-09-28 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-3368.nasl - Type : ACT_GATHER_INFO
2014-10-12 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2014-338.nasl - Type : ACT_GATHER_INFO
2013-10-10 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1988-1.nasl - Type : ACT_GATHER_INFO
2013-09-02 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201309-01.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2015-10-02 13:24:33
  • Multiple Updates
2015-09-30 21:22:16
  • First insertion