Executive Summary

Summary
Title NBD vulnerability
Informations
Name USN-1155-1 First vendor Publication 2011-06-21
Vendor Ubuntu Last vendor Modification 2011-06-21
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:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 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 10.10 - Ubuntu 10.04 LTS - Ubuntu 8.04 LTS

Summary:

An attacker could send crafted input to NBD and cause it to crash or to run arbitrary programs.

Software Description: - nbd: Network Block Device protocol

Details:

It was discovered that NBD incorrectly handled certain long requests. A remote attacker could use this flaw to cause NBD to crash, resulting in a denial of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 10.10:
nbd-server 1:2.9.14-2ubuntu1.10.10.1

Ubuntu 10.04 LTS:
nbd-server 1:2.9.14-2ubuntu1.10.04.1

Ubuntu 8.04 LTS:
nbd-server 1:2.9.9-1ubuntu1.1

After a standard system update you need to restart NBD to make all the necessary changes.

References:
CVE-2011-0530

Package Information:
https://launchpad.net/ubuntu/+source/nbd/1:2.9.14-2ubuntu1.10.10.1
https://launchpad.net/ubuntu/+source/nbd/1:2.9.14-2ubuntu1.10.04.1
https://launchpad.net/ubuntu/+source/nbd/1:2.9.9-1ubuntu1.1

Original Source

Url : http://www.ubuntu.com/usn/USN-1155-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:13864
 
Oval ID: oval:org.mitre.oval:def:13864
Title: USN-1155-1 -- nbd vulnerability
Description: nbd: Network Block Device protocol An attacker could send crafted input to NBD and cause it to crash or to run arbitrary programs.
Family: unix Class: patch
Reference(s): USN-1155-1
CVE-2011-0530
Version: 5
Platform(s): Ubuntu 10.10
Ubuntu 8.04
Ubuntu 10.04
Product(s): nbd
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 27

OpenVAS Exploits

Date Description
2012-08-10 Name : Gentoo Security Advisory GLSA 201206-35 (nbd)
File : nvt/glsa_201206_35.nasl
2011-08-27 Name : Fedora Update for firefox FEDORA-2011-11084
File : nvt/gb_fedora_2011_11084_firefox_fc14.nasl
2011-08-27 Name : Fedora Update for galeon FEDORA-2011-11084
File : nvt/gb_fedora_2011_11084_galeon_fc14.nasl
2011-08-27 Name : Fedora Update for gnome-python2-extras FEDORA-2011-11084
File : nvt/gb_fedora_2011_11084_gnome-python2-extras_fc14.nasl
2011-08-27 Name : Fedora Update for gnome-web-photo FEDORA-2011-11084
File : nvt/gb_fedora_2011_11084_gnome-web-photo_fc14.nasl
2011-08-27 Name : Fedora Update for mozvoikko FEDORA-2011-11084
File : nvt/gb_fedora_2011_11084_mozvoikko_fc14.nasl
2011-08-27 Name : Fedora Update for perl-Gtk2-MozEmbed FEDORA-2011-11084
File : nvt/gb_fedora_2011_11084_perl-Gtk2-MozEmbed_fc14.nasl
2011-08-27 Name : Fedora Update for thunderbird-lightning FEDORA-2011-11084
File : nvt/gb_fedora_2011_11084_thunderbird-lightning_fc14.nasl
2011-08-27 Name : Fedora Update for thunderbird FEDORA-2011-11084
File : nvt/gb_fedora_2011_11084_thunderbird_fc14.nasl
2011-08-27 Name : Fedora Update for xulrunner FEDORA-2011-11084
File : nvt/gb_fedora_2011_11084_xulrunner_fc14.nasl
2011-08-27 Name : Fedora Update for thunderbird-lightning FEDORA-2011-11087
File : nvt/gb_fedora_2011_11087_thunderbird-lightning_fc15.nasl
2011-08-27 Name : Fedora Update for thunderbird FEDORA-2011-11087
File : nvt/gb_fedora_2011_11087_thunderbird_fc15.nasl
2011-06-24 Name : Ubuntu Update for nbd USN-1155-1
File : nvt/gb_ubuntu_USN_1155_1.nasl
2011-03-09 Name : Debian Security Advisory DSA 2183-1 (nbd)
File : nvt/deb_2183_1.nasl
2011-02-18 Name : Fedora Update for nbd FEDORA-2011-1097
File : nvt/gb_fedora_2011_1097_nbd_fc13.nasl
2011-02-18 Name : Fedora Update for nbd FEDORA-2011-1108
File : nvt/gb_fedora_2011_1108_nbd_fc14.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
73463 Network Block Device nbd-server.c mainloop Function Remote Overflow

21848 Network Block Device (NBD) Server Request Handling Remote Overflow

A remote overflow exists in Network Block Device (NBD). The application fails to perform proper bounds checking resulting in a buffer overflow. With a specially crafted request, a remote attacker can cause arbitrary code execution resulting in a loss of integrity.

Nessus® Vulnerability Scanner

Date Description
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : suse_11_3_nbd-110228.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : suse_11_3_nbd-110405.nasl - Type : ACT_GATHER_INFO
2014-06-13 Name : The remote openSUSE host is missing a security update.
File : suse_11_4_nbd-110405.nasl - Type : ACT_GATHER_INFO
2012-06-26 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201206-35.nasl - Type : ACT_GATHER_INFO
2011-12-13 Name : The remote SuSE 10 host is missing a security-related patch.
File : suse_nbd-7450.nasl - Type : ACT_GATHER_INFO
2011-06-21 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-1155-1.nasl - Type : ACT_GATHER_INFO
2011-05-05 Name : The remote openSUSE host is missing a security update.
File : suse_11_2_nbd-110228.nasl - Type : ACT_GATHER_INFO
2011-05-05 Name : The remote openSUSE host is missing a security update.
File : suse_11_2_nbd-110405.nasl - Type : ACT_GATHER_INFO
2011-04-15 Name : The remote SuSE 10 host is missing a security-related patch.
File : suse_nbd-7455.nasl - Type : ACT_GATHER_INFO
2011-03-07 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2183.nasl - Type : ACT_GATHER_INFO
2011-02-16 Name : The remote Fedora host is missing a security update.
File : fedora_2011-1097.nasl - Type : ACT_GATHER_INFO
2011-02-16 Name : The remote Fedora host is missing a security update.
File : fedora_2011-1108.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2014-02-17 11:58:43
  • Multiple Updates