VDB-130688 · CVE-2019-7286 · HT209520

Apple iOS up to 12.1.3 Foundation memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in Apple iOS up to 12.1.3. This affects an unknown function of the component Foundation. Such manipulation leads to memory corruption. This vulnerability is listed as CVE-2019-7286. The attack may be performed from remote. In addition, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple iOS up to 12.1.3 (Smartphone Operating System). It has been rated as critical. Affected by this issue is an unknown code block of the component Foundation. 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. CVE summarizes:

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 12.1.4, macOS Mojave 10.14.3 Supplemental Update. An application may be able to gain elevated privileges.

The bug was discovered 02/07/2019. The weakness was presented 02/07/2019 by Clement Lecigne, Ian Beer and Samuel Gross with Google Project Zero as HT209520 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is handled as CVE-2019-7286 since 01/31/2019. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available. The advisory points out:

A memory corruption issue was addressed with improved input validation.

The exploit is available at exploit-db.com. It is declared as attacked. As 0-day the estimated underground price was around $100k and more. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371634 (Apple macOS Mojave 10.14.3, Supplemental Update Not Installed (HT209521)). This issue was added on 05/23/2022 to the CISA Known Exploited Vulnerabilities Catalog with a due date of 06/13/2022:

Apply updates per vendor instructions.

Upgrading to version 12.1.4 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 (46803) and Zero-Day.cz (527). See VDB-130307, VDB-130689, VDB-130690 and VDB-132288 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Smartphone Operating System

Vendor

Apple

Name

Version

License

commercial

Website

Vendor: https://www.apple.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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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: 🔍
Access: Public
Status: Attacked
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

KEV Added: 🔍
KEV Due: 🔍
KEV Remediation: 🔍
KEV Ransomware: 🔍
KEV Notice: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍
Zero-Day.cz: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 12.1.4

Timelineinfo

01/31/2019 🔍
02/07/2019 +7 days 🔍
02/07/2019 +0 days 🔍
02/07/2019 +0 days 🔍
02/09/2019 +2 days 🔍
01/29/2025 +2181 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT209520
Researcher: Clement Lecigne, Ian Beer, Samuel Gross
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2019-7286 (🔍)
GCVE (CVE): GCVE-0-2019-7286
GCVE (VulDB): GCVE-100-130688
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 02/09/2019 15:00
Updated: 01/29/2025 19:59
Changes: 02/09/2019 15:00 (68), 05/09/2020 14:26 (3), 04/26/2024 08:15 (25), 07/04/2024 11:49 (2), 09/09/2024 22:30 (1), 11/20/2024 19:26 (3), 01/29/2025 19:59 (12)
Complete: 🔍
Cache ID: 216::103

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