Apple iOS up to 12.1.4 ReplayKit Microphone information disclosure

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.
3.7$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Apple iOS up to 12.1.4. This issue affects some unknown processing of the component ReplayKit. The manipulation leads to information disclosure (Microphone). This vulnerability is uniquely identified as CVE-2019-8566. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Apple iOS up to 12.1.4 (Smartphone Operating System). This issue affects some unknown processing of the component ReplayKit. The manipulation with an unknown input leads to a information disclosure vulnerability (Microphone). Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

An API issue existed in the handling of microphone data. This issue was addressed with improved validation. This issue is fixed in iOS 12.2. A malicious application may be able to access the microphone without indication to the user.

The bug was discovered 03/25/2019. The weakness was disclosed 03/25/2019 as HT209599 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2019-8566 since 02/18/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. 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 05/20/2020). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1592 for this issue. The advisory points out:

An API issue existed in the handling of microphone data. This issue was addressed with improved validation.

Upgrading to version 12.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-132233, VDB-132234, VDB-132235 and VDB-132236 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.3
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Name: Microphone
Class: Information disclosure / Microphone
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 12.2

Timelineinfo

02/18/2019 🔍
03/25/2019 +35 days 🔍
03/25/2019 +0 days 🔍
03/25/2019 +0 days 🔍
03/26/2019 +1 days 🔍
05/20/2020 +421 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT209599
Status: Confirmed

CVE: CVE-2019-8566 (🔍)
GCVE (CVE): GCVE-0-2019-8566
GCVE (VulDB): GCVE-100-132257
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 03/26/2019 14:42
Updated: 05/20/2020 11:38
Changes: 03/26/2019 14:42 (63), 05/20/2020 11:38 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!