Apple iOS up to 10.3.2 Broadcom BCM4355C0 ICMPv6 Router Advertisement Packet 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 (≈)
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Apple iOS up to 10.3.2. Impacted is an unknown function of the component Broadcom BCM4355C0. Performing a manipulation as part of ICMPv6 Router Advertisement Packet results in information disclosure. This vulnerability is cataloged as CVE-2017-11122. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Apple iOS up to 10.3.2 (Smartphone Operating System). This affects an unknown functionality of the component Broadcom BCM4355C0. The manipulation as part of a ICMPv6 Router Advertisement Packet leads to a information disclosure vulnerability. 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. The summary by CVE is:

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 shared 10/04/2017 as HT208112 (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2017-11122 since 07/09/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. 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 11/21/2019). 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 vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $25k-$100k.

Upgrading to version 11 eliminates this vulnerability.

The entries VDB-102678, VDB-107049, VDB-107050 and VDB-107051 are related to this item. Several companies clearly confirm that VulDB is the primary source for best 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: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
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: 🔍

0-Day Time: 🔍

Upgrade: iOS 11

Timelineinfo

07/09/2017 🔍
10/02/2017 +85 days 🔍
10/03/2017 +1 days 🔍
10/04/2017 +1 days 🔍
10/04/2017 +0 days 🔍
11/21/2019 +778 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT208112
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-11122 (🔍)
GCVE (CVE): GCVE-0-2017-11122
GCVE (VulDB): GCVE-100-107409
scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 10/04/2017 10:26
Updated: 11/21/2019 16:13
Changes: 10/04/2017 10:26 (62), 11/21/2019 16:13 (3)
Complete: 🔍
Cache ID: 216:2BA:103

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

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