Apple iTunes up to 12.5 on Windows Expat memory corruption

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

Summaryinfo

A vulnerability described as critical has been identified in Apple iTunes up to 12.5 on Windows. Affected by this issue is some unknown functionality of the component Expat. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2009-3720. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple iTunes up to 12.5 on Windows (Multimedia Player Software). It has been declared as critical. This vulnerability affects an unknown code block of the component Expat. 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 availability.

The bug was discovered 08/13/2009. The weakness was shared 03/21/2017 as HT207599 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2009-3720 since 10/16/2009. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The advisory points out:

Multiple issues existed in expat. These issues were addressed by updating expat to version 2.2.0.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 82 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 42380 (Fedora 10 : PyXML-0.8.4-12.fc10 (2009-10949)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 216004 (VMWare ESXi 4.1.0 Patch Release ESXi410-201201001 Missing (KB2009137)).

Upgrading to version 12.6 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 Tenable (42380), SecurityFocus (BID 37203†), OSVDB (59737†), Secunia (SA37324†) and SecurityTracker (ID 1023160†). The entries VDB-5322, VDB-51038, VDB-50685 and VDB-53383 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

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Version

License

Website

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

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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: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 42380
Nessus Name: Fedora 10 : PyXML-0.8.4-12.fc10 (2009-10949)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 80056
OpenVAS Name: Oracle Linux Local Check: ELSA-2011-0492
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: iTunes 12.6

Timelineinfo

08/13/2009 🔍
10/16/2009 +64 days 🔍
11/03/2009 +18 days 🔍
11/05/2009 +2 days 🔍
11/06/2009 +1 days 🔍
11/11/2009 +4 days 🔍
12/03/2009 +22 days 🔍
03/21/2017 +2665 days 🔍
03/21/2017 +0 days 🔍
03/29/2017 +8 days 🔍
11/24/2022 +2066 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207599
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2009-3720 (🔍)
GCVE (CVE): GCVE-0-2009-3720
GCVE (VulDB): GCVE-100-99034

OVAL: 🔍
IAVM: 🔍

SecurityFocus: 37203 - Expat XML Parsing Remote Denial of Service Vulnerability
Secunia: 37324
OSVDB: 59737 - Expat libexpat lib/xmltok_impl.c updatePosition Function UTF-8 XML Document Handling Overflow DoS
SecurityTracker: 1023160
Vupen: ADV-2010-0528

See also: 🔍

Entryinfo

Created: 03/29/2017 16:52
Updated: 11/24/2022 07:49
Changes: 03/29/2017 16:52 (86), 08/23/2020 21:12 (1), 11/24/2022 07:49 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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