Apple iOS up to 7.1.2 Data Detectors access control

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.
6.2$5k-$25k0.00

A vulnerability classified as critical was found in Apple iOS up to 7.1.2 (Smartphone Operating System). Affected by this vulnerability is some unknown functionality of the component Data Detectors. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, and integrity. The summary by CVE is:

TelephonyUI Framework in Apple iOS 7 before 7.1, when Safari is used, does not require user confirmation for FaceTime audio calls, which allows remote attackers to obtain telephone number or e-mail address information via a facetime-audio: URL.

The weakness was presented 09/17/2014 by Guillaume Ross as HT6441 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2013-6835 since 11/20/2013. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/22/2017). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 8 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

See 5639, 9023, 11525 and 11527 for similar entries.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
Exposure Time: 🔍

Upgrade: iOS 8

Timelineinfo

11/20/2013 🔍
03/10/2014 +110 days 🔍
03/10/2014 +0 days 🔍
03/11/2014 +1 days 🔍
03/14/2014 +3 days 🔍
09/17/2014 +187 days 🔍
09/17/2014 +0 days 🔍
09/22/2014 +5 days 🔍
05/22/2017 +973 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT6441
Researcher: Guillaume Ross
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-6835 (🔍)
IAVM: 🔍

Vulnerability Center: 43527 - Apple iOS <8 Remote Security Bypass by Starting a FaceTime from a Webpage in TelephonyUI, Medium
SecurityFocus: 66108 - Apple iOS 'facetime-audio://' Security Bypass Vulnerability

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

Entryinfo

Created: 09/22/2014 17:39
Updated: 05/22/2017 11:07
Changes: 09/22/2014 17:39 (59), 05/22/2017 11:07 (11)
Complete: 🔍

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