Apple iOS up to 10.2.0 Kernel memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Apple iOS up to 10.2.0. The impacted element is an unknown function of the component Kernel. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2017-2370. Local access is required to approach this attack. Moreover, an exploit is present. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iOS up to 10.2.0 (Smartphone Operating System) and classified as critical. This issue affects some unknown processing of the component Kernel. 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 01/23/2017. The weakness was disclosed 01/23/2017 by Ian Beer with Google Project Zero as HT207482 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2017-2370 since 12/01/2016. Attacking locally is a requirement. Required for exploitation is a simple authentication. Technical details are unknown but a public exploit is available. The advisory points out:

A buffer overflow issue was addressed through improved memory handling.

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 $25k-$100k. 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 10.2.1 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 (41163), Tenable (96877) and SecurityFocus (BID 95731†). The entries VDB-93756, VDB-95903, VDB-95883 and VDB-95902 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.8
VulDB Temp Score: 7.0
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: 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: 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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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 10.2.1

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: HT207482
Researcher: Ian Beer
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-2370 (🔍)
GCVE (CVE): GCVE-0-2017-2370
GCVE (VulDB): GCVE-100-95927
SecurityFocus: 95731 - Apple iOS/macOS/tvOS/watchOS Buffer Overflow Vulnerability
OSVDB: - CVE-2017-2370 - Apple - Multiple Products - Buffer Overflow Issue
SecurityTracker: 1037668

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

Entryinfo

Created: 01/25/2017 11:35
Updated: 06/29/2024 20:52
Changes: 01/25/2017 11:35 (87), 08/31/2020 17:17 (6), 11/03/2022 14:59 (4), 06/29/2024 20:52 (15)
Complete: 🔍
Cache ID: 216:902:103

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