Apple tvOS up to 14.6 Audio Local Privilege Escalation

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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Apple tvOS up to 14.6. It has been declared as problematic. Impacted is an unknown function of the component Audio. The manipulation results in an unknown weakness. This vulnerability is cataloged as CVE-2021-30781. The attack must be initiated from a local position. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Apple tvOS up to 14.6 (Digital Media Player). Affected is some unknown processing of the component Audio. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 07/19/2021 by tr3e as HT212604 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2021-30781. The technical details are unknown and an exploit is not available. The advisory points out:

A local attacker may be able to cause unexpected application termination or arbitrary code execution

Upgrading to version 14.7 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

This issue was addressed with improved checks.

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

Productinfo

Type

Digital Media Player

Vendor

Apple

Name

tvOS

Version

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

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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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: tvOS 14.7

Timelineinfo

04/13/2021 🔍
07/19/2021 +97 days 🔍
07/19/2021 +0 days 🔍
07/23/2021 +4 days 🔍
07/27/2021 +4 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT212604
Researcher: tr3e
Status: Confirmed

CVE: CVE-2021-30781 (🔍)
GCVE (CVE): GCVE-0-2021-30781
GCVE (VulDB): GCVE-100-179514

Entryinfo

Created: 07/23/2021 08:44
Updated: 07/27/2021 20:33
Changes: 07/23/2021 08:44 (8), 07/23/2021 08:45 (10), 07/23/2021 08:48 (27), 07/27/2021 20:33 (1)
Complete: 🔍
Cache ID: 216::103