Apple macOS up to 10.12.2 Kernel host_self_trap 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 identified as critical has been detected in Apple macOS up to 10.12.2. This impacts the function host_self_trap of the component Kernel. The manipulation leads to use after free. This vulnerability is documented as CVE-2017-2360. The attack needs to be performed locally. Additionally, an exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Apple macOS up to 10.12.2 (Operating System). This issue affects the function host_self_trap of the component Kernel. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability.

The bug was discovered 01/23/2017. The weakness was released 01/23/2017 by Ian Beer with Google Project Zero as HT207483 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2017-2360 since 12/01/2016. Attacking locally is a requirement. A simple authentication is required for exploitation. It demands that the victim is doing some kind of user interaction. Technical details as well as a public exploit are known. The advisory points out:

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

After 3 days, there has been an exploit disclosed. The exploit is available at exploit-db.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 96877 (Apple TV < 10.1.1 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370282 (Apple macOS Sierra Security Update 10.12.3 Not Installed (APPLE-SA-2017-01-23-2)).

Upgrading to version 10.12.3 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 (41165), Tenable (96877) and SecurityFocus (BID 95729†). Entries connected to this vulnerability are available at VDB-93756, VDB-95903, VDB-95883 and VDB-95902. Be aware that VulDB is the high quality source for vulnerability data.

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
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: 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: 96877
Nessus Name: Apple TV < 10.1.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-02 February-2017
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: 🔍
Exploit Delay Time: 🔍

Upgrade: macOS 10.12.3

Timelineinfo

12/01/2016 🔍
01/23/2017 +53 days 🔍
01/23/2017 +0 days 🔍
01/23/2017 +0 days 🔍
01/23/2017 +0 days 🔍
01/25/2017 +2 days 🔍
01/26/2017 +1 days 🔍
01/26/2017 +0 days 🔍
01/30/2017 +4 days 🔍
02/20/2017 +21 days 🔍
06/29/2024 +2686 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207483
Researcher: Ian Beer
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2360 (🔍)
GCVE (CVE): GCVE-0-2017-2360
GCVE (VulDB): GCVE-100-95951
SecurityFocus: 95729 - Apple iOS/tvOS/watchOS CVE-2017-2360 Arbitray Code Execution Vulnerability
OSVDB: - CVE-2017-2360 - Apple - Multiple Products - Use-After-Free Issue
SecurityTracker: 1037668

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

Entryinfo

Created: 01/25/2017 11:41
Updated: 06/29/2024 20:52
Changes: 01/25/2017 11:41 (84), 08/03/2020 06:55 (10), 11/03/2022 17:07 (4), 06/29/2024 20:52 (15)
Complete: 🔍
Cache ID: 216:BE3:103

Be aware that VulDB is the high quality source for vulnerability data.

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