Apple tvOS up to 11.3 UIKit input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple tvOS up to 11.3. It has been declared as problematic. Impacted is an unknown function of the component UIKit. Executing a manipulation can lead to input validation. The identification of this vulnerability is CVE-2018-4198. The attack can only be executed locally. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Apple tvOS up to 11.3 (Digital Media Player). This vulnerability affects some unknown processing of the component UIKit. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability.

The bug was discovered 05/29/2018. The weakness was shared 05/29/2018 as HT208850 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2018-4198 since 01/02/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The advisory points out:

A validation issue existed in the handling of text. This issue was addressed with improved validation of text.

The vulnerability scanner Nessus provides a plugin with the ID 110324 (macOS 10.13.x < 10.13.5 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370985 (Apple macOS High Sierra 10.13.5, Security Update 2018-003 Sierra, Security Update 2018-003 El Capitan Not Installed).

Upgrading to version 11.4 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 Tenable (110324). The entries VDB-118642, VDB-118643, VDB-118645 and VDB-118647 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 110324
Nessus Name: macOS 10.13.x < 10.13.5 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: tvOS 11.4

Timelineinfo

01/02/2018 🔍
05/29/2018 +147 days 🔍
05/29/2018 +0 days 🔍
05/29/2018 +0 days 🔍
06/03/2018 +5 days 🔍
06/05/2018 +2 days 🔍
06/08/2018 +3 days 🔍
07/26/2024 +2240 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208850
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4198 (🔍)
GCVE (CVE): GCVE-0-2018-4198
GCVE (VulDB): GCVE-100-118684
SecurityFocus: 103204
SecurityTracker: 1041027

See also: 🔍

Entryinfo

Created: 06/03/2018 14:31
Updated: 07/26/2024 18:50
Changes: 06/03/2018 14:31 (64), 02/12/2020 10:20 (11), 03/20/2023 09:54 (5), 03/20/2023 09:57 (1), 07/26/2024 18:50 (16)
Complete: 🔍
Cache ID: 216::103

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