Sean Macguire Big Brother up to 1.4h1 bb-hostsvc.sh HOSTSVC path traversal

CVSS Meta Temp Score
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CTI Interest Score
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9.4$0-$5k0.00

A vulnerability classified as critical was found in Sean Macguire Big Brother up to 1.4h1. Affected by this vulnerability is an unknown functionality of the file bb-hostsvc.sh. The manipulation of the argument HOSTSVC with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

bb-hostsvc.sh in Big Brother 1.4h1 and earlier allows remote attackers to read arbitrary files via a .. (dot dot) attack on the HOSTSVC parameter.

The weakness was released 07/11/2000 as not defined posting (Bugtraq). It is possible to read the advisory at archives.neohapsis.com. This vulnerability is known as CVE-2000-0638. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 10460 (Big Brother bb-hostsvc.sh 'HOSTSVC' Parameter Traversal Arbitrary File Access), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 10155 (BB4 Technologies Big Brother Directory Traversal Vulnerability).

Upgrading to version 1.4h2 eliminates this vulnerability. Attack attempts may be identified with Snort ID 1105. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 1125.

The vulnerability is also documented in the databases at X-Force (4879) and Tenable (10460). Entry connected to this vulnerability is available at 15190.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 10460
Nessus Name: Big Brother bb-hostsvc.sh 'HOSTSVC' Parameter Traversal Arbitrary File Access
Nessus File: 🔍
Nessus Risk: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Big Brother 1.4h2

Snort ID: 1105
Snort Message: SERVER-WEBAPP BigBrother access
Snort Class: 🔍
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍

Timelineinfo

07/11/2000 🔍
07/11/2000 +0 days 🔍
07/11/2000 +0 days 🔍
07/11/2000 +0 days 🔍
07/12/2000 +1 days 🔍
10/20/2002 +830 days 🔍
06/25/2014 +4266 days 🔍
05/05/2019 +1775 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2000-0638 (🔍)
X-Force: 4879 - Big Brother bb-hostsvc.sh CGI allows remote file and directory contents retrieval
Vulnerability Center: 161 - BigBrother 1.4h1 read files, Medium
SecurityFocus: 1455 - BB4 Technologies Big Brother Directory Traversal Vulnerability

See also: 🔍

Entryinfo

Created: 06/25/2014 15:21
Updated: 05/05/2019 10:47
Changes: 06/25/2014 15:21 (80), 05/05/2019 10:47 (1)
Complete: 🔍

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