Apple iOS up to 11.1.2 Kernel memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.0$5k-$25k0.00

Summaryinfo

A vulnerability was found in Apple iOS up to 11.1.2. It has been rated as critical. This impacts an unknown function of the component Kernel. This manipulation causes memory corruption. This vulnerability appears as CVE-2017-13862. The attack requires local access. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Apple iOS up to 11.1.2 (Smartphone Operating System). It has been declared as critical. Affected by this vulnerability is an unknown function of the component Kernel. 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 12/02/2017. The weakness was presented 12/02/2017 by Brandon Azad with Apple as HT208334 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is known as CVE-2017-13862 since 08/30/2017. Attacking locally is a requirement. The successful exploitation requires a single authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 01/26/2021). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

A memory corruption issue was addressed with improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 105612 (Apple TV < 11.2 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 370677 (Apple macOS High Sierra 10.13.2, Security Update 2017-002 Sierra, and Security Update 2017-005 El Capitan Not Installed).

Upgrading to version 11.2 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 Tenable (105612) and SecurityFocus (BID 102100†). See VDB-106777, VDB-107566, VDB-109077 and VDB-109291 for similar entries. 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: 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: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: 105612
Nessus Name: Apple TV < 11.2 Multiple Vulnerabilities
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: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 11.2

Timelineinfo

08/30/2017 🔍
12/02/2017 +94 days 🔍
12/02/2017 +0 days 🔍
12/02/2017 +0 days 🔍
12/06/2017 +4 days 🔍
12/10/2017 +4 days 🔍
12/25/2017 +15 days 🔍
01/05/2018 +11 days 🔍
01/26/2021 +1117 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208334
Researcher: Brandon Azad
Organization: Apple
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-13862 (🔍)
GCVE (CVE): GCVE-0-2017-13862
GCVE (VulDB): GCVE-100-110383
SecurityFocus: 102100 - Apple iOS/WatchOS/tvOS/macOS Multiple Security Vulnerabilities
SecurityTracker: 1039952

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 12/10/2017 08:58
Updated: 01/26/2021 10:11
Changes: 12/10/2017 08:58 (79), 12/13/2019 08:41 (6), 01/26/2021 10:11 (3)
Complete: 🔍
Cache ID: 216::103

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