Apple watchOS up to 3.1 WebKit use after free

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple watchOS up to 3.1. It has been classified as critical. Affected is an unknown function of the component WebKit. This manipulation causes use after free. This vulnerability is registered as CVE-2017-2471. Remote exploitation of the attack is possible. Furthermore, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple watchOS up to 3.1 (Smartwatch Operating System). It has been declared as critical. Affected by this vulnerability is an unknown code block of the component WebKit. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 03/28/2017. The weakness was published 03/27/2017 by Ivan Fratric with Google Project Zero as HT207602 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2017-2471 since 12/01/2016. 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. Technical details are unknown but a public exploit is available. The advisory points out:

A use after free issue was addressed through improved memory management.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 99167 (macOS : Apple Safari < 10.1 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370349 (Apple Safari 10.1 Not Installed (APPLE-SA-2017-03-27-2)).

Upgrading to version 3.2 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 (41813), Tenable (99167) and SecurityFocus (BID 97133†). Similar entries are available at VDB-95939, VDB-96539, VDB-97603 and VDB-98600. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
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Price Prediction: 🔍
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Nessus ID: 99167
Nessus Name: macOS : Apple Safari < 10.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802925
OpenVAS Name: Apple Safari Multiple Vulnerabilities-HT207600
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: watchOS 3.2

Timelineinfo

12/01/2016 🔍
03/27/2017 +116 days 🔍
03/27/2017 +0 days 🔍
03/27/2017 +0 days 🔍
03/28/2017 +1 days 🔍
03/28/2017 +0 days 🔍
04/01/2017 +4 days 🔍
04/03/2017 +2 days 🔍
09/16/2024 +2723 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207602
Researcher: Ivan Fratric
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2471 (🔍)
GCVE (CVE): GCVE-0-2017-2471
GCVE (VulDB): GCVE-100-98845
SecurityFocus: 97133 - WebKit CVE-2017-2471 Remote Code Execution Vulnerability
OSVDB: - CVE-2017-2471 - Apple - Multiple Products - Use-After-Free Issue
SecurityTracker: 1038137

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

Entryinfo

Created: 03/28/2017 12:03
Updated: 09/16/2024 08:26
Changes: 03/28/2017 12:03 (78), 08/22/2020 17:32 (10), 11/21/2022 15:02 (4), 09/16/2024 08:26 (16)
Complete: 🔍
Cache ID: 216::103

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