Executive Summary

Summary
Title opal security update
Informations
Name RHSA-2007:0957 First vendor Publication 2007-10-08
Vendor RedHat Last vendor Modification 2007-10-08
Severity (Vendor) Moderate 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:N/A:P)
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:

Updated opal packages that fix a security issue are now available for Red Hat Enterprise Linux 5.

This update has been rated as having moderate security impact by the Red Hat Security Response Team.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Desktop (v. 5 client) - i386, x86_64 RHEL Desktop Workstation (v. 5 client) - i386, x86_64 RHEL Optional Productivity Applications (v. 5 server) - i386, x86_64

3. Problem description:

Open Phone Abstraction Library (opal) is implementation of various telephony and video communication protocols for use over packet based networks.

In Red Hat Enterprise Linux 5, the Ekiga application uses opal.

A flaw was discovered in the way opal handled certain Session Initiation Protocol (SIP) packets. An attacker could use this flaw to crash an application, such as Ekiga, which is linked with opal. (CVE-2007-4924)

Users should upgrade to these updated opal packages which contain a backported patch to correct this issue.

4. Solution:

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

This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/FAQ_58_10188

5. Bug IDs fixed (http://bugzilla.redhat.com/):

296371 - CVE-2007-4924 ekiga remote crash caused by insufficient input validation

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2007-0957.html

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-20 Improper Input Validation

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:11398
 
Oval ID: oval:org.mitre.oval:def:11398
Title: The Open Phone Abstraction Library (opal), as used by (1) Ekiga before 2.0.10 and (2) OpenH323 before 2.2.4, allows remote attackers to cause a denial of service (crash) via an invalid Content-Length header field in Session Initiation Protocol (SIP) packets, which causes a \0 byte to be written to an "attacker-controlled address."
Description: The Open Phone Abstraction Library (opal), as used by (1) Ekiga before 2.0.10 and (2) OpenH323 before 2.2.4, allows remote attackers to cause a denial of service (crash) via an invalid Content-Length header field in Session Initiation Protocol (SIP) packets, which causes a \0 byte to be written to an "attacker-controlled address."
Family: unix Class: vulnerability
Reference(s): CVE-2007-4924
 Version: 5
Platform(s): Red Hat Enterprise Linux 5
CentOS Linux 5
Oracle Linux 5
 Product(s):
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:17309
 
Oval ID: oval:org.mitre.oval:def:17309
Title: USN-562-1 -- opal vulnerability
Description: Jose Miguel Esparza discovered that certain SIP headers were not correctly validated.
Family: unix Class: patch
Reference(s): USN-562-1
CVE-2007-4924
 Version: 7
Platform(s): Ubuntu 6.06
Ubuntu 6.10
Ubuntu 7.04
 Product(s): opal
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:21836
 
Oval ID: oval:org.mitre.oval:def:21836
Title: ELSA-2007:0957: opal security update (Moderate)
Description: The Open Phone Abstraction Library (opal), as used by (1) Ekiga before 2.0.10 and (2) OpenH323 before 2.2.4, allows remote attackers to cause a denial of service (crash) via an invalid Content-Length header field in Session Initiation Protocol (SIP) packets, which causes a \0 byte to be written to an "attacker-controlled address."
Family: unix Class: patch
Reference(s): ELSA-2007:0957-01
CVE-2007-4924
 Version: 6
Platform(s): Oracle Linux 5
 Product(s): opal
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3

ExploitDB Exploits

id Description
2009-07-24 OpenH323 Opal SIP Protocol Remote Denial of Service Exploit

OpenVAS Exploits

Date Description
2009-04-09 Name : Mandriva Update for opal MDKSA-2007:205 (opal)
File : nvt/gb_mandriva_MDKSA_2007_205.nasl
2009-03-23 Name : Ubuntu Update for opal vulnerability USN-562-1
File : nvt/gb_ubuntu_USN_562_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
41637 Open Phone Abstraction Library (opal) SIP Packet Malformed Content-Length Hea...

Nessus® Vulnerability Scanner

Date Description
2012-08-01 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20071008_opal_on_SL5_x.nasl - Type : ACT_GATHER_INFO
2010-01-06 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2007-0957.nasl - Type : ACT_GATHER_INFO
2008-01-10 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-562-1.nasl - Type : ACT_GATHER_INFO
2007-12-13 Name : The remote SuSE 10 host is missing a security-related patch.
File : suse_opal-4519.nasl - Type : ACT_GATHER_INFO
2007-11-05 Name : The remote Mandrake Linux host is missing one or more security updates.
File : mandrake_MDKSA-2007-205.nasl - Type : ACT_GATHER_INFO
2007-10-24 Name : The remote openSUSE host is missing a security update.
File : suse_opal-4531.nasl - Type : ACT_GATHER_INFO
2007-10-09 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2007-0957.nasl - Type : ACT_GATHER_INFO

Alert History

If you want to see full details history, please login or register.
0
Date Informations
2014-02-17 11:51:05
  • Multiple Updates