Apple Mac OS X up to 10.5.7 Directory Services memory corruption

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

Summaryinfo

A vulnerability, which was classified as critical, was found in Apple Mac OS X up to 10.5.7. Impacted is an unknown function of the component Directory Services. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2010-1840. Additionally, an exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple Mac OS X up to 10.5.7 (Operating System). It has been declared as critical. This vulnerability affects some unknown functionality of the component Directory Services. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in the password-validation functionality in Directory Services in Apple Mac OS X 10.5.8 and 10.6.x before 10.6.5 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via unspecified vectors.

The weakness was released 11/15/2010 by Rodrigo Rubira Branco with Mozilla Corporation as HT4435 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2010-1840 since 05/06/2010. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Rodrigo Rubira and been published even before and not after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 50548 (Mac OS X 10.6.x < 10.6.5 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 118728 (Apple Mac OS X 10.6.5 and Security Update 2010-007 Not Installed (APPLE-SA-2010-11-10-1)).

Upgrading to version 10.5.8 eliminates this vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (15491), Tenable (50548), SecurityFocus (BID 44778†), SecurityTracker (ID 1024723†) and Vulnerability Center (SBV-28180†). Entries connected to this vulnerability are available at VDB-4215, VDB-53890, VDB-53765 and VDB-53380. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Rodrigo Rubira
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 50548
Nessus Name: Mac OS X 10.6.x < 10.6.5 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802144
OpenVAS Name: Mac OS X v10.6.4 Multiple Vulnerabilities (2010-007)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mac OS X 10.5.8

Timelineinfo

05/06/2010 🔍
11/10/2010 +188 days 🔍
11/11/2010 +1 days 🔍
11/11/2010 +0 days 🔍
11/11/2010 +0 days 🔍
11/12/2010 +1 days 🔍
11/15/2010 +3 days 🔍
11/15/2010 +0 days 🔍
11/15/2010 +0 days 🔍
03/19/2015 +1585 days 🔍
01/01/2025 +3576 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT4435
Researcher: Rodrigo Rubira Branco
Organization: Mozilla Corporation
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-1840 (🔍)
GCVE (CVE): GCVE-0-2010-1840
GCVE (VulDB): GCVE-100-55456
SecurityFocus: 44778 - RETIRED: Apple Mac OS X Prior to 10.6.5 Multiple Security Vulnerabilities
SecurityTracker: 1024723 - Mac OS X Lets Remote Users Execute Arbitrary Code, Deny Service, and Obtain Information
Vulnerability Center: 28180 - The Directory Services in Apple Mac OS X 10.6-10.6.4 Remote Arbitrary Code Execution or DoS, High

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

Entryinfo

Created: 03/19/2015 14:37
Updated: 01/01/2025 16:46
Changes: 03/19/2015 14:37 (65), 03/09/2017 08:14 (23), 10/05/2021 07:48 (3), 01/01/2025 16:46 (14)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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