Vulnerability CVE-2013-7441

Vulnerability Name:

CVE-2013-7441 (CCN-103537)

Assigned:

2015-05-19

Published:

2015-05-19

Updated:

2016-12-31

Summary:

The modern style negotiation in Network Block Device (nbd-server) 2.9.22 through 3.3 allows remote attackers to cause a denial of service (root process termination) by (1) closing the connection during negotiation or (2) specifying a name for a non-existent export.

CVSS v3 Severity:

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Low

CVSS v2 Severity:

7.8 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
5.8 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Type:

CWE-399

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2013-7441

Source: SUSE
Type: UNKNOWN
openSUSE-SU-2015:0994

Source: CCN
Type: oss-security Mailing List, Tue, 19 May 2015 12:16:08 +0200
CVE Request: nbd denial of service

Source: MLIST
Type: UNKNOWN
[Nbd] 20130128 NBD server terminates on SIGPIPE during negotiation

Source: DEBIAN
Type: UNKNOWN
DSA-3271

Source: MLIST
Type: UNKNOWN
[oss-security] 20150519 CVE Request: nbd denial of service

Source: MLIST
Type: UNKNOWN
[oss-security] 20150521 Re: CVE Request: nbd denial of service

Source: BID
Type: UNKNOWN
74808

Source: CCN
Type: BID-74808
nbd CVE-2013-7441 Denial of Service Vulnerability

Source: UBUNTU
Type: UNKNOWN
USN-2676-1

Source: CONFIRM
Type: UNKNOWN
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=781547

Source: XF
Type: UNKNOWN
nbdserver-cve20137441-dos(103537)

Source: CCN
Type: nbd-server - GitHub Web site
nbd-server: handle modern-style negotiation in a child process

Source: CONFIRM
Type: UNKNOWN
https://github.com/yoe/nbd/commit/741495cb08503fd32a9d22648e63b64390c601f4

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2013-7441

Vulnerable Configuration:

Configuration 1:

cpe:/a:wouter_verhelst:nbd:2.9.3:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.4:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.5:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.6:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.7:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.8:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.9:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.22:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.23:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.24:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:2.9.25:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:3.0:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:3.1:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:3.1.1:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:3.2:*:*:*:*:*:*:*

OR cpe:/a:wouter_verhelst:nbd:3.3:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:20137441	V	CVE-2013-7441	2017-03-20
oval:org.cisecurity:def:223	P	DSA-3271-1 -- nbd -- security update	2016-02-08
oval:com.ubuntu.precise:def:20137441000	V	CVE-2013-7441 on Ubuntu 12.04 LTS (precise) - medium.	2015-05-29
oval:com.ubuntu.trusty:def:20137441000	V	CVE-2013-7441 on Ubuntu 14.04 LTS (trusty) - medium.	2015-05-29

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