Apple iTunes up to 12.6.1 on Windows WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple iTunes up to 12.6.1 on Windows. This issue affects some unknown processing of the component WebKit. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2017-7040. Remote exploitation of the attack is possible. Furthermore, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple iTunes up to 12.6.1 on Windows (Multimedia Player Software). This affects some unknown functionality of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 07/19/2017. The weakness was published 07/19/2017 by Ivan Fratric (lokihardt) with Google Project Zero as HT207928 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2017-7040 since 03/17/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. The advisory points out:

Multiple memory corruption issues were addressed with improved memory handling.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 101966 (FreeBSD : webkit2-gtk3 -- multiple vulnerabilities (0f66b901-715c-11e7-ad1f-bcaec565249c)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370477 (Apple iTunes Prior to 12.6.2 Multiple Memory Currption Vulnerabilities. (APPLE-SA-2017-07-19-6)).

Upgrading to version 12.6.2 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 Exploit-DB (42367), Tenable (101966) and SecurityFocus (BID 99885†). Similar entries are available at VDB-104146, VDB-104143, VDB-104145 and VDB-104140. Be aware that VulDB is the high quality source for vulnerability data.

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CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 101966
Nessus Name: FreeBSD : webkit2-gtk3 -- multiple vulnerabilities (0f66b901-715c-11e7-ad1f-bcaec565249c)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802225
OpenVAS Name: Apple iCloud Multiple Vulnerabilities-HT207921 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Upgrade: iTunes 12.6.2

Timelineinfo

03/17/2017 🔍
07/19/2017 +124 days 🔍
07/19/2017 +0 days 🔍
07/19/2017 +0 days 🔍
07/20/2017 +1 days 🔍
07/20/2017 +0 days 🔍
07/20/2017 +0 days 🔍
07/26/2017 +6 days 🔍
05/01/2025 +2836 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207928
Researcher: Ivan Fratric (lokihardt)
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7040 (🔍)
GCVE (CVE): GCVE-0-2017-7040
GCVE (VulDB): GCVE-100-104295
SecurityFocus: 99885 - WebKit Multiple Memory Corruption Vulnerabilities
SecurityTracker: 1038950

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 07/20/2017 18:02
Updated: 05/01/2025 11:33
Changes: 07/20/2017 18:02 (81), 10/30/2019 16:53 (9), 01/05/2021 17:48 (3), 05/01/2025 11:33 (15)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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