Apple tvOS up to 9.x Kernel out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Apple tvOS up to 9.x. This affects an unknown function of the component Kernel. Performing a manipulation results in out-of-bounds. This vulnerability was named CVE-2016-4776. The attack needs to be approached locally. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Apple tvOS up to 9.x (Digital Media Player). This affects some unknown processing of the component Kernel. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, and availability.

The weakness was presented 09/20/2016 by YoungJin Yoon as HT207142 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2016-4776 since 05/11/2016. The exploitability is told to be easy. An attack has to be approached locally. Required for exploitation is a authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The advisory points out:

Multiple out-of-bounds read issues existed that led to the disclosure of kernel memory. These were addressed through improved input validation.

The vulnerability scanner Nessus provides a plugin with the ID 93776 (Apple TV < 10 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.

Upgrading to version 10 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 Tenable (93776) and SecurityFocus (BID 93054†). See VDB-91603, VDB-91618, VDB-91993 and VDB-91997 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.1
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

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

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Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 93776
Nessus Name: Apple TV < 10 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-01 September-2016
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: tvOS 10

Timelineinfo

05/11/2016 🔍
09/20/2016 +132 days 🔍
09/20/2016 +0 days 🔍
09/20/2016 +0 days 🔍
09/25/2016 +5 days 🔍
09/26/2016 +1 days 🔍
09/28/2016 +2 days 🔍
09/21/2022 +2184 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207142
Researcher: YoungJin Yoon
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-4776 (🔍)
GCVE (CVE): GCVE-0-2016-4776
GCVE (VulDB): GCVE-100-92133
SecurityFocus: 93054 - Apple iOS/tvOS/MacOS/watchOS Multiple Security Vulnerabilities
SecurityTracker: 1036858

See also: 🔍

Entryinfo

Created: 09/26/2016 12:07
Updated: 09/21/2022 09:33
Changes: 09/26/2016 12:07 (56), 04/26/2019 09:59 (24), 09/21/2022 09:33 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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