Apple iOS up to 6.1.4 IPv6 ICMP Packet input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Apple iOS up to 6.1.4. Affected is an unknown function of the component IPv6 ICMP Packet Handler. Such manipulation leads to input validation. This vulnerability is listed as CVE-2011-2391. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iOS up to 6.1.4 (Smartphone Operating System) and classified as problematic. Affected by this issue is an unknown part of the component IPv6 ICMP Packet Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. CVE summarizes:

The IPv6 implementation in the kernel in Apple iOS before 7 allows remote attackers to cause a denial of service (CPU consumption) via crafted ICMPv6 packets.

The weakness was presented 09/18/2013 by Marc Heuse as APPLE-SA-2013-09-18-2 iOS 7 as confirmed mailinglist post (Website). The advisory is shared for download at prod.lists.apple.com. This vulnerability is handled as CVE-2011-2391 since 06/05/2011. The exploitation is known to be easy. The attack needs to be approached locally. A simple authentication is necessary for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 70257 (Apple TV < 6.0 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc.. The commercial vulnerability scanner Qualys is able to test this issue with plugin 296021 (Oracle Solaris 10 Multiple Vulnerabilities (Third Party Bulletin - January 2018)).

Upgrading to version iOS 7.0 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (87222), Tenable (70257), SecurityFocus (BID 62531†), OSVDB (97438†) and Secunia (SA54886†). zdnet.com is providing further details. See VDB-3814, VDB-5610, VDB-8303 and VDB-8559 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.5
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70257
Nessus Name: Apple TV < 6.0 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iOS iOS 7.0

Timelineinfo

06/05/2011 🔍
09/18/2013 +836 days 🔍
09/18/2013 +0 days 🔍
09/18/2013 +0 days 🔍
09/19/2013 +0 days 🔍
09/20/2013 +1 days 🔍
10/01/2013 +11 days 🔍
05/25/2021 +2793 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2013-09-18-2 iOS 7
Researcher: Marc Heuse
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2011-2391 (🔍)
GCVE (CVE): GCVE-0-2011-2391
GCVE (VulDB): GCVE-100-10328
X-Force: 87222 - Apple iOS kernel IPv6 denial of service
SecurityFocus: 62531 - Apple iPhone/iPad/iPod touch Prior to iOS 7 CVE-2011-2391 Denial of Service Vulnerability
Secunia: 54886
OSVDB: 97438
SecurityTracker: 1029054

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

Entryinfo

Created: 09/20/2013 10:34
Updated: 05/25/2021 09:23
Changes: 09/20/2013 10:34 (68), 04/27/2019 09:27 (2), 05/25/2021 09:17 (2), 05/25/2021 09:20 (7), 05/25/2021 09:23 (1)
Complete: 🔍
Cache ID: 216:E24:103

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