Apple watchOS up to 4.3.2 Application Snapshot input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Apple watchOS up to 4.3.2. Affected is an unknown function of the component Application Snapshot Handler. Executing a manipulation can lead to input validation. This vulnerability appears as CVE-2018-4313. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Apple watchOS up to 4.3.2 (Smartwatch Operating System). This vulnerability affects an unknown functionality of the component Application Snapshot Handler. 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 confidentiality. CVE summarizes:

A consistency issue existed in the handling of application snapshots. The issue was addressed with improved handling of message deletions. This issue affected versions prior to iOS 12, tvOS 12, watchOS 5.

The bug was discovered 09/17/2018. The weakness was presented 04/03/2019. This vulnerability was named CVE-2018-4313 since 01/02/2018. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 117588 (Apple TV < 12 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r.

Upgrading to version 5.0 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (117588) and SecurityFocus (BID 85054†). See VDB-81410, VDB-81411, VDB-81412 and VDB-81413 for similar entries. 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: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 🔍

0-DayUnlockUnlockUnlockUnlock
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Nessus ID: 117588
Nessus Name: Apple TV < 12 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: watchOS 5.0

Timelineinfo

03/21/2016 🔍
01/02/2018 +652 days 🔍
09/17/2018 +258 days 🔍
09/18/2018 +1 days 🔍
10/17/2018 +29 days 🔍
04/03/2019 +168 days 🔍
04/04/2019 +1 days 🔍
08/22/2023 +1601 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Not defined

CVE: CVE-2018-4313 (🔍)
GCVE (CVE): GCVE-0-2018-4313
GCVE (VulDB): GCVE-100-132868
SecurityFocus: 85054 - Apple Mac OS X Server APPLE-SA-2016-03-21-7 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 04/04/2019 09:38
Updated: 08/22/2023 13:47
Changes: 04/04/2019 09:38 (67), 05/24/2020 14:39 (3), 08/22/2023 13:47 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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