Apple iTunes up to 12.5 on Windows Expat input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability was found in Apple iTunes up to 12.5 on Windows (Multimedia Player Software). It has been rated as problematic. This issue affects some unknown processing of the component Expat. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

readfilemap.c in expat before 2.1.0 allows context-dependent attackers to cause a denial of service (file descriptor consumption) via a large number of crafted XML files.

The bug was discovered 03/09/2012. The weakness was published 03/21/2017 as HT207599 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2012-1147 since 02/14/2012. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The advisory points out:

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

The vulnerability was handled as a non-public zero-day exploit for at least 104 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 59639 (SuSE 10 Security Update : expat (ZYPP Patch Number 8015)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370347 (Apple iTunes Prior to 12.6 Multiple Vulnerabilities (APPLE-SA-2017-03-22-1) and (APPLE-SA-2017-03-22-2)).

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 vulnerability database at Tenable (59639). Similar entries are available at 10933, 10938, 50128 and 61176.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 59639
Nessus Name: SuSE 10 Security Update : expat (ZYPP Patch Number 8015)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 800495
OpenVAS Name: Apple iTunes Multiple Vulnerabilities-HT207599 (Windows)
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

02/14/2012 🔍
03/09/2012 +24 days 🔍
03/09/2012 +0 days 🔍
06/21/2012 +104 days 🔍
07/03/2012 +12 days 🔍
03/21/2017 +1722 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-2012-1147 (🔍)
SecurityTracker: 1034344
SecurityFocus: 52379 - Expat XML Parsing Multiple Remote Denial of Service Vulnerabilities
OSVDB: 80894 - CVE-2012-1147 - expat - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 03/29/2017 16:52
Updated: 11/24/2022 07:55
Changes: 03/29/2017 16:52 (77), 08/23/2020 16:52 (1), 11/24/2022 07:55 (3)
Complete: 🔍

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