VDB-138741 · CVE-2019-8649 · HT210356

Apple iTunes up to 12.9.5 on Windows WebKit Universal cross site scripting

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.
5.0	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Apple iTunes up to 12.9.5 on Windows. This impacts an unknown function of the component WebKit. Performing a manipulation results in cross site scripting (Universal). This vulnerability is identified as CVE-2019-8649. The attack can be initiated remotely. Additionally, an exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iTunes up to 12.9.5 on Windows (Multimedia Player Software). It has been classified as problematic. This affects an unknown functionality of the component WebKit. The manipulation with an unknown input leads to a cross site scripting vulnerability (Universal). CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity.

The weakness was released 07/23/2019 with Google Project Zero as HT210356 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2019-8649 since 02/18/2019. 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. MITRE ATT&CK project uses the attack technique T1059.007 for this issue. The advisory points out:

A logic issue existed in the handling of synchronous page loads. This issue was addressed with improved state management.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

Upgrading to version 12.9.6 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 Exploit-DB (47162). Entries connected to this vulnerability are available at VDB-138583, VDB-138626, VDB-138638 and VDB-138675. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Multimedia Player Software

Vendor

Apple

Name

iTunes

Version

License

free

Website

Vendor: https://www.apple.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.0

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Universal
Class: Cross site scripting / Universal
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iTunes 12.9.6

Timelineinfo

02/18/2019 🔍
07/23/2019 +155 days 🔍
07/23/2019 +0 days 🔍
07/24/2019 +1 days 🔍
03/15/2025 +2061 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT210356
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2019-8649 (🔍)
GCVE (CVE): GCVE-0-2019-8649
GCVE (VulDB): GCVE-100-138741
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 07/24/2019 22:10
Updated: 03/15/2025 14:05
Changes: 07/24/2019 22:10 (65), 07/11/2020 18:31 (1), 11/07/2023 14:51 (4), 03/15/2025 14:05 (23)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.