OpenBSD OpenSSH up to 4.2p1 scp system privileges management

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in OpenBSD OpenSSH. This affects the function system of the component scp. This manipulation causes privileges management. The identification of this vulnerability is CVE-2006-0225. There is no exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as critical was found in OpenBSD OpenSSH (Connectivity Software). Affected by this vulnerability is the function system of the component scp. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

scp in OpenSSH 4.2p1 allows attackers to execute arbitrary commands via filenames that contain shell metacharacters or spaces, which are expanded twice.

The bug was discovered 11/23/2005. The weakness was shared 01/24/2006 by Josh Bressers with Red Hat Bugzilla as Bug 174026 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2006-0225 since 01/17/2006. 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 T1068 according to MITRE ATT&CK.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 62 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 20875 (Mandrake Linux Security Advisory : openssh (MDKSA-2006:034)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 185038 (HP-UX Secure Shell Remote Unauthorized Denial of Service Vulnerability (HPSBUX02178)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at openssh.org. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (24305), Tenable (20875), SecurityFocus (BID 16369†), OSVDB (22692†) and Secunia (SA25936†). The entries VDB-3113 and VDB-3943 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 20875
Nessus Name: Mandrake Linux Security Advisory : openssh (MDKSA-2006:034)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 56294
OpenVAS Name: Slackware Advisory SSA:2006-045-06 openssh
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Patch: openssh.org

Timelineinfo

11/23/2005 🔍
01/17/2006 +55 days 🔍
01/24/2006 +7 days 🔍
01/24/2006 +0 days 🔍
01/24/2006 +0 days 🔍
01/24/2006 +0 days 🔍
01/25/2006 +0 days 🔍
01/25/2006 +0 days 🔍
02/10/2006 +16 days 🔍
02/20/2006 +10 days 🔍
07/04/2007 +499 days 🔍
04/28/2019 +4316 days 🔍

Sourcesinfo

Vendor: openbsd.org

Advisory: Bug 174026
Researcher: Josh Bressers
Organization: Red Hat Bugzilla
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-0225 (🔍)
GCVE (CVE): GCVE-0-2006-0225
GCVE (VulDB): GCVE-100-1999

OVAL: 🔍
IAVM: 🔍

X-Force: 24305 - OpenSSH SCP shell expansion command execution, High Risk
SecurityFocus: 16369 - RCP Shell Utility Arbitrary Command Execution Vulnerability
Secunia: 25936 - Avaya CMS / IR Solaris scp Command Line Shell Command Injection, Not Critical
OSVDB: 22692 - OpenSSH scp Command Line Filename Processing Command Injection
SecurityTracker: 1015540
Vupen: ADV-2007-2120

See also: 🔍

Entryinfo

Created: 01/24/2006 13:17
Updated: 04/28/2019 16:49
Changes: 01/24/2006 13:17 (105), 04/28/2019 16:49 (1)
Complete: 🔍
Cache ID: 216:C02:103

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