VDB-94134 · CVE-2016-4690 · HT207422

Apple iOS up to 10.1.1 Image Capture input validation

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.
5.9	$0-$5k	0.00

A vulnerability, which was classified as critical, was found in Apple iOS up to 10.1.1 (Smartphone Operating System). Affected is an unknown code block of the component Image Capture. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in certain Apple products. iOS before 10.2 is affected. The issue involves the "Image Capture" component, which allows attackers to execute arbitrary code via a crafted USB HID device.

The bug was discovered 12/13/2016. The weakness was shared 12/12/2016 by Andy Davis with NCC Group as HT207422 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is traded as CVE-2016-4690 since 05/11/2016. The exploitability is told to be easy. Local access is required to approach this attack. The requirement for exploitation is a authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 10/05/2022). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

A validation issue existed in the handling of USB image devices. This issue was addressed through improved input validation.

Upgrading to version 10.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries 93760, 94138, 94129 and 94130 are related to this item.

Productinfo

Type

Smartphone Operating System

Vendor

Apple

Name

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 5.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 10.2

Timelineinfo

05/11/2016 🔍
12/12/2016 +215 days 🔍
12/12/2016 +0 days 🔍
12/12/2016 +0 days 🔍
12/13/2016 +1 days 🔍
12/13/2016 +0 days 🔍
02/20/2017 +69 days 🔍
10/05/2022 +2053 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207422
Researcher: Andy Davis
Organization: NCC Group
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-4690 (🔍)
SecurityTracker: 1037429
SecurityFocus: 94850 - Apple iOS APPLE-SA-2016-12-12-1 Multiple Security Vulnerabilities

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

Entryinfo

Created: 12/13/2016 19:40
Updated: 10/05/2022 22:04
Changes: 12/13/2016 19:40 (69), 06/25/2019 09:06 (5), 10/05/2022 22:04 (3)
Complete: 🔍