Apple tvOS up to 15.5.1 ICU out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple tvOS up to 15.5.1. It has been declared as critical. This affects an unknown part of the component ICU. The manipulation results in out-of-bounds write. This vulnerability is identified as CVE-2022-32787. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple tvOS up to 15.5.1 (Digital Media Player). It has been classified as critical. Affected is some unknown processing of the component ICU. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.6 and iPadOS 15.6, macOS Big Sur 11.6.8, watchOS 8.7, tvOS 15.6, macOS Monterey 12.5, Security Update 2022-005 Catalina. Processing maliciously crafted web content may lead to arbitrary code execution.

The weakness was released 07/20/2022 by Dohyun Lee as HT213342 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2022-32787. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The advisory points out:

Processing maliciously crafted web content may lead to arbitrary code execution

Upgrading to version 15.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

An out-of-bounds write issue was addressed with improved bounds checking.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-35853). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
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

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: tvOS 15.6

Timelineinfo

06/09/2022 🔍
07/20/2022 +41 days 🔍
07/20/2022 +0 days 🔍
07/21/2022 +1 days 🔍
05/23/2025 +1037 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213342
Researcher: Dohyun Lee
Status: Confirmed

CVE: CVE-2022-32787 (🔍)
GCVE (CVE): GCVE-0-2022-32787
GCVE (VulDB): GCVE-100-204756
EUVD: 🔍

Entryinfo

Created: 07/21/2022 18:54
Updated: 05/23/2025 03:50
Changes: 07/21/2022 18:54 (13), 07/21/2022 18:55 (6), 07/21/2022 18:58 (27), 08/16/2022 11:42 (1), 05/22/2025 22:36 (15), 05/23/2025 03:50 (13)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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