Apple Mac OS X up to 10.4.9 access control

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Apple Mac OS X up to 10.4.9. The impacted element is an unknown function. This manipulation causes access control. This vulnerability is handled as CVE-2009-2818. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Apple Mac OS X up to 10.4.9 (Operating System). Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality. The summary by CVE is:

Adaptive Firewall in Apple Mac OS X before 10.6.2 does not properly handle invalid usernames in SSH login attempts, which makes it easier for remote attackers to obtain login access via a brute-force attack (aka dictionary attack).

The weakness was released 11/10/2009 by Nicolas Joly with Vmware (Website). The advisory is shared at lists.apple.com. This vulnerability is known as CVE-2009-2818 since 08/17/2009. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 42434 (Mac OS X 10.6.x < 10.6.2 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 116692 (Apple Mac OS X 10.6.2 and Security Update 2009-006 Not Installed (APPLE-SA-2009-11-09-1)).

Upgrading to version 10.4.10 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (54184), Tenable (42434), SecurityFocus (BID 36956†) and Vulnerability Center (SBV-24530†). Entries connected to this vulnerability are available at VDB-4059, VDB-41033, VDB-40807 and VDB-50781. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 42434
Nessus Name: Mac OS X 10.6.x < 10.6.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 102038
OpenVAS Name: get_kb_item(ssh/login/osx_name
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mac OS X 10.4.10

Timelineinfo

08/17/2009 🔍
11/09/2009 +84 days 🔍
11/10/2009 +1 days 🔍
11/10/2009 +0 days 🔍
11/10/2009 +0 days 🔍
01/10/2010 +61 days 🔍
03/18/2015 +1893 days 🔍
06/02/2025 +3729 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: lists.apple.com
Researcher: Nicolas Joly
Organization: Vmware
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2009-2818 (🔍)
GCVE (CVE): GCVE-0-2009-2818
GCVE (VulDB): GCVE-100-50761
X-Force: 54184
SecurityFocus: 36956 - RETIRED: Apple Mac OS X 2009-006 Multiple Security Vulnerabilities
Vulnerability Center: 24530 - Apple Mac OS X Prior to 10.6.2 Adaptive Firewall Allows Brute-Force Attacks, High
Vupen: ADV-2009-3184

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 06/02/2025 08:52
Changes: 03/18/2015 15:15 (58), 02/19/2017 19:59 (14), 08/27/2021 12:28 (3), 06/02/2025 08:52 (18)
Complete: 🔍
Cache ID: 216:A7C:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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