Apple tvOS up to 10.2.2 Wi-Fi Memory information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Apple tvOS up to 10.2.2. Affected by this issue is some unknown functionality of the component Wi-Fi. The manipulation results in information disclosure (Memory). This vulnerability is identified as CVE-2017-11122. The attack can only be performed from the local network. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apple tvOS up to 10.2.2 (Digital Media Player). Affected is some unknown functionality of the component Wi-Fi. The manipulation with an unknown input leads to a information disclosure vulnerability (Memory). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56, an attacker can trigger an information leak due to insufficient length validation, related to ICMPv6 router advertisement offloading.

The bug was discovered 10/02/2017. The weakness was released 09/25/2017 by Gal Beniamini with Google Project Zero as HT208113 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2017-11122 since 07/09/2017. The attack can only be initiated within the local network. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592. The advisory points out:

A validation issue was addressed with improved input sanitization.

Upgrading to version 11.0 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Entries connected to this vulnerability are available at VDB-102678, VDB-107049, VDB-107050 and VDB-107051. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.8

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
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: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: tvOS 11.0

Timelineinfo

07/09/2017 🔍
09/25/2017 +78 days 🔍
09/25/2017 +0 days 🔍
10/02/2017 +7 days 🔍
10/03/2017 +1 days 🔍
10/23/2017 +20 days 🔍
11/29/2019 +767 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208113
Researcher: Gal Beniamini
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-11122 (🔍)
GCVE (CVE): GCVE-0-2017-11122
GCVE (VulDB): GCVE-100-108516
See also: 🔍

Entryinfo

Created: 10/23/2017 11:55
Updated: 11/29/2019 21:15
Changes: 10/23/2017 11:55 (67), 11/29/2019 21:15 (3)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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