Apple tvOS up to 16.3.3 Identity Services information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Apple tvOS up to 16.3.3. This impacts an unknown function of the component Identity Services. This manipulation causes information disclosure. This vulnerability is registered as CVE-2023-27928. The attack needs to be launched locally. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apple tvOS up to 16.3.3 (Digital Media Player) and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Identity Services. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality.

The weakness was published 03/27/2023 by Csaba Fitzl as HT213674 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2023-27928. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue. The advisory points out:

An app may be able to access information about a user’s contacts

Upgrading to version 16.4 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:

A privacy issue was addressed with improved private data redaction for log entries.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-31654). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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 16.4

Timelineinfo

03/08/2023 🔍
03/27/2023 +18 days 🔍
03/27/2023 +0 days 🔍
03/29/2023 +2 days 🔍
11/27/2025 +974 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT213674
Researcher: Csaba Fitzl
Status: Confirmed

CVE: CVE-2023-27928 (🔍)
GCVE (CVE): GCVE-0-2023-27928
GCVE (VulDB): GCVE-100-224365
EUVD: 🔍

Entryinfo

Created: 03/29/2023 13:40
Updated: 11/27/2025 20:37
Changes: 03/29/2023 13:40 (18), 03/29/2023 13:43 (28), 04/19/2023 08:37 (1), 11/27/2025 20:37 (16)
Complete: 🔍
Cache ID: 216::103

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

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