Apple watchOS up to 4.3.0 Crash Reporter memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Apple watchOS up to 4.3.0. This affects an unknown part of the component Crash Reporter. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2018-4206. The attack can only be executed locally. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Apple watchOS up to 4.3.0 (Smartwatch Operating System) and classified as critical. This vulnerability affects an unknown functionality of the component Crash Reporter. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 04/24/2018. The weakness was shared 05/29/2018 by Ian Beer with Google Project Zero as HT208851 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2018-4206 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. Technical details are unknown but a public exploit is available. The advisory points out:

A memory corruption issue was addressed with improved error handling.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 109361 (macOS Multiple Vulnerabilities (Security Update 2018-001)), 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 370913 (Apple macOS High Sierra 10.13.4, Security Update 2018-001 Not Installed(HT208742)).

Upgrading to version 4.3.1 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 Exploit-DB (44562), Tenable (109361) and SecurityFocus (BID 103957†). The entries VDB-117238, VDB-117239, VDB-118674 and VDB-118715 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 109361
Nessus Name: macOS Multiple Vulnerabilities (Security Update 2018-001)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 840158
OpenVAS Name: Apple MacOSX Security Updates(HT208742)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: watchOS 4.3.1

Timelineinfo

01/02/2018 🔍
04/24/2018 +112 days 🔍
04/24/2018 +0 days 🔍
04/27/2018 +3 days 🔍
05/29/2018 +32 days 🔍
05/29/2018 +0 days 🔍
06/03/2018 +5 days 🔍
06/08/2018 +4 days 🔍
12/29/2024 +2396 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208851
Researcher: Ian Beer
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4206 (🔍)
GCVE (CVE): GCVE-0-2018-4206
GCVE (VulDB): GCVE-100-118714
SecurityFocus: 103957 - Apple iOS and macOS Multiple Security Vulnerabilities
SecurityTracker: 1040744

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 06/03/2018 14:41
Updated: 12/29/2024 17:08
Changes: 06/03/2018 14:41 (81), 02/12/2020 14:12 (8), 03/20/2023 13:50 (5), 12/29/2024 17:08 (14)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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