Apple macOS up to 10.13.2 IOKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Apple macOS up to 10.13.2. The affected element is an unknown function of the component IOKit. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2017-13847. Local access is required to approach this attack. Moreover, an exploit is present. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Apple macOS up to 10.13.2 (Operating System). It has been rated as critical. Affected by this issue is an unknown code block of the component IOKit. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The bug was discovered 12/02/2017. The weakness was disclosed 12/06/2017 by Ian Beer with Google Project Zero as HT208331 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is handled as CVE-2017-13847 since 08/30/2017. Local access is required to approach this attack. The requirement for exploitation is a simple authentication. Technical details are unknown but a public exploit is available. The advisory points out:

Multiple memory corruption issues were addressed through improved state management.

A public exploit has been developed by Google Security Research and been published 6 days after the advisory. The exploit is available 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 4 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 105080 (macOS 10.13.x < 10.13.2 Multiple Vulnerabilities (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 c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370677 (Apple macOS High Sierra 10.13.2, Security Update 2017-002 Sierra, and Security Update 2017-005 El Capitan Not Installed).

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (43326), Tenable (105080) and SecurityFocus (BID 102097†). The entries VDB-106777, VDB-107566, VDB-108975 and VDB-109077 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit 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: 7.9

VulDB Base Score: 8.8
VulDB Temp Score: 7.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Google Security Research
Download: 🔍

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Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 105080
Nessus Name: macOS 10.13.x < 10.13.2 Multiple Vulnerabilities (Meltdown)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 64745
OpenVAS Name: Apple MacOSX Security Updates(HT208331)-02
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
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Timelineinfo

08/30/2017 🔍
12/02/2017 +94 days 🔍
12/06/2017 +4 days 🔍
12/06/2017 +0 days 🔍
12/07/2017 +1 days 🔍
12/07/2017 +0 days 🔍
12/10/2017 +3 days 🔍
12/12/2017 +2 days 🔍
12/12/2017 +0 days 🔍
12/25/2017 +13 days 🔍
02/07/2025 +2601 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208331
Researcher: Ian Beer
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-13847 (🔍)
GCVE (CVE): GCVE-0-2017-13847
GCVE (VulDB): GCVE-100-110402
SecurityFocus: 102097 - Apple iOS APPLE-SA-2017-12-6-2 Multiple Security Vulnerabilities
SecurityTracker: 1039953

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

Entryinfo

Created: 12/10/2017 09:15
Updated: 02/07/2025 16:35
Changes: 12/10/2017 09:15 (88), 12/16/2019 11:43 (5), 01/26/2021 11:40 (3), 02/07/2025 16:35 (15)
Complete: 🔍
Cache ID: 216:7AC:103

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

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