Apple macOS up to 10.14.0 Foundation input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Apple macOS up to 10.14.0. This impacts an unknown function of the component Foundation. This manipulation causes input validation. The identification of this vulnerability is CVE-2018-4304. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Apple macOS up to 10.14.0 (Operating System). Affected by this vulnerability is some unknown functionality of the component Foundation. 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 summary by CVE is:

A denial of service issue was addressed with improved validation. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.

The bug was discovered 10/30/2018. The weakness was shared 10/29/2018 by Jann Horn with Google Project Zero as HT209193 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2018-4304 since 01/02/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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:

A denial of service issue was addressed with improved validation.

The vulnerability scanner Nessus provides a plugin with the ID 118573 (macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-005)), 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371291 (Apple macOS Mojave 10.14.1, Security Update 2018-002 High Sierra, Security Update 2018-005 Sierra Not Installed (HT209193)).

Upgrading to version 10.14.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (118573) and SecurityFocus (BID 104232†). The entries VDB-117820, VDB-118107, VDB-121205 and VDB-126195 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.5

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.0
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: 118573
Nessus Name: macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-005)
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: macOS 10.14.1

Timelineinfo

01/02/2018 🔍
05/21/2018 +139 days 🔍
10/29/2018 +161 days 🔍
10/29/2018 +0 days 🔍
10/30/2018 +0 days 🔍
10/31/2018 +1 days 🔍
10/31/2018 +0 days 🔍
04/08/2020 +525 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT209193
Researcher: Jann Horn
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2018-4304 (🔍)
GCVE (CVE): GCVE-0-2018-4304
GCVE (VulDB): GCVE-100-126289
SecurityFocus: 104232 - Multiple CPU Hardware CVE-2018-3639 Information Disclosure Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍

Entryinfo

Created: 10/31/2018 10:13
Updated: 04/08/2020 18:33
Changes: 10/31/2018 10:13 (69), 04/08/2020 18:33 (14)
Complete: 🔍
Cache ID: 216:F78:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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