CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	0.00

A vulnerability classified as critical was found in Apple iTunes up to 12.7.1 on Windows (Multimedia Player Software). Affected by this vulnerability is an unknown functionality of the component WebKit. 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 bug was discovered 12/01/2017. The weakness was published 12/13/2017 by Jeonghoon Shin as HT208326 as confirmed security advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2017-7157 since 03/17/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 5 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 105635 (GLSA-201801-09 : WebkitGTK+: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370686 (Apple iCloud for Windows Multiple Memory Corruption Vulnerabilities(HT208328)).

Upgrading to version 12.7.2 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (105635). Similar entries are available at 110748, 110749, 110750 and 110751.

Productinfo

Type

• Multimedia Player Software

Vendor

• Apple

Name

• iTunes

Version

• 12.7.0
• 12.7.1

License

• free

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 105635
Nessus Name: GLSA-201801-09 : WebkitGTK+: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 63217
OpenVAS Name: Apple iCloud Security Updates( HT208328 )
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iTunes 12.7.2

Timelineinfo

03/17/2017 🔍
12/01/2017 +259 days 🔍
12/06/2017 +5 days 🔍
12/13/2017 +7 days 🔍
12/13/2017 +0 days 🔍
12/14/2017 +1 days 🔍
12/17/2017 +3 days 🔍
12/27/2017 +10 days 🔍
01/08/2018 +12 days 🔍
01/27/2021 +1115 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208326
Researcher: Jeonghoon Shin
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7157 (🔍)
SecurityTracker: 1040013
SecurityFocus: 102181 - WebKit Multiple Memory Corruption Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/17/2017 09:52
Updated: 01/27/2021 13:42
Changes: 12/17/2017 09:52 (79), 12/15/2019 17:26 (9), 01/27/2021 13:42 (2)
Complete: 🔍

Discussion

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