Apple Mac OS X up to 10.4 AppleTalk memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Apple Mac OS X up to 10.4. Affected by this vulnerability is an unknown functionality of the component AppleTalk. This manipulation causes memory corruption. This vulnerability is handled as CVE-2009-2193. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple Mac OS X up to 10.4 (Operating System). It has been declared as very critical. Affected by this vulnerability is an unknown code of the component AppleTalk. 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. The summary by CVE is:

Buffer overflow in the kernel in Apple Mac OS X 10.5 before 10.5.8 allows remote attackers to execute arbitrary code or cause a denial of service (system crash) via a crafted AppleTalk response packet.

The weakness was released 08/05/2009 by Chris Evans with Google Security Team (Website). It is possible to read the advisory at us-cert.gov. This vulnerability is known as CVE-2009-2193. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/15/2025).

The vulnerability scanner Nessus provides a plugin with the ID 40502 (Mac OS X 10.5.x < 10.5.8 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 116547 (Apple Mac OS X 10.5.8 and Security Update 2009-003 Not Installed (APPLE-SA-2009-08-05-1)).

Upgrading to version 10.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (52435), Tenable (40502), SecurityFocus (BID 35954†), OSVDB (56838†) and SecurityTracker (ID 1022674†). Entries connected to this vulnerability are available at VDB-3959, VDB-4017, VDB-4132 and VDB-41542. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 40502
Nessus Name: Mac OS X 10.5.x < 10.5.8 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 102036
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: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Mac OS X 10.5

Timelineinfo

06/24/2009 🔍
08/05/2009 +42 days 🔍
08/05/2009 +0 days 🔍
08/05/2009 +0 days 🔍
08/05/2009 +0 days 🔍
08/06/2009 +1 days 🔍
08/08/2009 +2 days 🔍
10/20/2009 +72 days 🔍
03/18/2015 +1975 days 🔍
03/15/2025 +3650 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: us-cert.gov
Researcher: Chris Evans
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2009-2193 (🔍)
GCVE (CVE): GCVE-0-2009-2193
GCVE (VulDB): GCVE-100-49291
X-Force: 52435
SecurityFocus: 35954 - Apple Mac OS X 2009-003 Multiple Security Vulnerabilities
OSVDB: 56838 - Apple Mac OS X AppleTalk Response Packet Handling Remote Overflow
SecurityTracker: 1022674
Vulnerability Center: 23818 - Apple Mac OS X 10.5 before 10.5.8 Kernel Buffer Overflow Allows Remote Code Execution and DoS, Critical

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

Entryinfo

Created: 03/18/2015 15:15
Updated: 03/15/2025 04:26
Changes: 03/18/2015 15:15 (66), 02/16/2017 09:54 (10), 08/13/2021 14:50 (3), 08/13/2021 14:53 (1), 03/15/2025 04:26 (17)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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