Apple macOS up to 10.13.3 Kernel input validation

CVSS Meta Temp Score
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple macOS up to 10.13.3. It has been rated as critical. The impacted element is an unknown function of the component Kernel. Performing a manipulation results in input validation. This vulnerability is identified as CVE-2018-4097. The attack is only possible with local access. There is not any exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability classified as critical has been found in Apple macOS up to 10.13.3 (Operating System). This affects an unknown function of the component Kernel. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in certain Apple products. macOS before 10.13.3 is affected. The issue involves the "Kernel" component. It allows attackers to execute arbitrary code in a privileged context via a crafted app.

The bug was discovered 01/23/2018. The weakness was released 01/26/2018 by Alex Gaynor with Mozilla as HT208465 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2018-4097 since 01/02/2018. An attack has to be approached locally. The successful exploitation requires a authentication. Neither technical details nor an exploit are publicly available. The advisory points out:

A logic issue was addressed with improved validation.

The vulnerability scanner Nessus provides a plugin with the ID 106297 (macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-001) (Meltdown)), 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 370738 (Apple macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan Not Installed (Meltdown)).

Applying a patch is able to eliminate this problem. 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 (106297) and SecurityFocus (BID 102785†). Entries connected to this vulnerability are available at VDB-110054, VDB-111325, VDB-112574 and VDB-112575. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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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: 106297
Nessus Name: macOS and Mac OS X Multiple Vulnerabilities (Security Update 2018-001) (Meltdown)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 881448
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-03 (HT208465)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/02/2018 🔍
01/23/2018 +21 days 🔍
01/23/2018 +0 days 🔍
01/23/2018 +0 days 🔍
01/24/2018 +1 days 🔍
01/26/2018 +2 days 🔍
01/28/2018 +2 days 🔍
04/03/2018 +65 days 🔍
02/02/2021 +1036 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208465
Researcher: Alex Gaynor
Organization: Mozilla
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4097 (🔍)
GCVE (CVE): GCVE-0-2018-4097
GCVE (VulDB): GCVE-100-112581
SecurityFocus: 102785 - Apple macOS APPLE-SA-2018-1-23-2 Multiple Security Vulnerabilities
SecurityTracker: 1040267

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

Entryinfo

Created: 01/28/2018 18:55
Updated: 02/02/2021 08:01
Changes: 01/28/2018 18:55 (78), 12/30/2019 19:39 (7), 02/02/2021 08:01 (3)
Complete: 🔍
Cache ID: 216::103

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