Apple tvOS up to 15.3 AppleAVD heap-based overflow

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6.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Apple tvOS up to 15.3. It has been rated as critical. Impacted is an unknown function of the component AppleAVD. This manipulation causes heap-based overflow. This vulnerability appears as CVE-2022-22666. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in Apple tvOS up to 15.3 (Digital Media Player). Affected by this vulnerability is an unknown function of the component AppleAVD. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 03/14/2022 by Marc Schoenefeld as HT213186 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2022-22666. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:

Processing a maliciously crafted image may lead to heap corruption

Upgrading to version 15.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A memory corruption issue was addressed with improved validation.

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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: 6.3
VulDB Meta Temp Score: 6.0

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

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: tvOS 15.4

Timelineinfo

01/05/2022 🔍
03/14/2022 +68 days 🔍
03/14/2022 +0 days 🔍
03/15/2022 +1 days 🔍
03/17/2022 +2 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213186
Researcher: Marc Schoenefeld
Status: Confirmed

CVE: CVE-2022-22666 (🔍)
GCVE (CVE): GCVE-0-2022-22666
GCVE (VulDB): GCVE-100-195013

Entryinfo

Created: 03/15/2022 09:48
Updated: 03/17/2022 11:50
Changes: 03/15/2022 09:48 (18), 03/15/2022 09:51 (28), 03/17/2022 11:50 (1)
Complete: 🔍
Cache ID: 216::103