Apple iOS up to 5.1.1 Passcode Lock Screen access control

CVSS Meta Temp Score
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CTI Interest Score
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8.0$5k-$25k0.00

Summaryinfo

A vulnerability has been found in Apple iOS up to 5.1.1 and classified as problematic. Affected by this issue is some unknown functionality of the component Passcode Lock Screen. The manipulation leads to access control. This vulnerability is traded as CVE-2012-3736. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iOS up to 5.1.1 (Smartphone Operating System) and classified as critical. This issue affects an unknown part of the component Passcode Lock Screen. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The Passcode Lock implementation in Apple iOS before 6 allows physically proximate attackers to bypass an intended passcode requirement via vectors related to ending a FaceTime call.

The weakness was shared 09/19/2012 by Ian Vitek with 2Secure AB as APPLE-SA-2012-09-19-1 as not defined posting (Website). It is possible to read the advisory at prod.lists.apple.com. The identification of this vulnerability is CVE-2012-3736 since 06/19/2012. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/13/2021). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 62242 (Apple iOS < 6.0 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mobile Devices.

Upgrading to version 6.0 eliminates this vulnerability. The problem might be mitigated by replacing the product with Google Android as an alternative. The best possible mitigation is suggested to be upgrading to the latest version. 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 (78714), Tenable (62242), SecurityFocus (BID 56271†) and Vulnerability Center (SBV-47723†). The entries VDB-6213, VDB-6151, VDB-6186 and VDB-6134 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 8.0

VulDB Base Score: 8.4
VulDB Temp Score: 8.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62242
Nessus Name: Apple iOS < 6.0 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iOS 6.0
Alternative: Google Android

Timelineinfo

06/19/2012 🔍
09/19/2012 +91 days 🔍
09/19/2012 +0 days 🔍
09/19/2012 +0 days 🔍
09/19/2012 +0 days 🔍
09/20/2012 +0 days 🔍
09/21/2012 +1 days 🔍
12/21/2014 +821 days 🔍
04/13/2021 +2305 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2012-09-19-1
Researcher: Ian Vitek
Organization: 2Secure AB
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-3736 (🔍)
GCVE (CVE): GCVE-0-2012-3736
GCVE (VulDB): GCVE-100-6359
X-Force: 78714
SecurityFocus: 56271
Vulnerability Center: 47723 - Apple iOS <6 Passcode Lock Implementation Local Security Restriction Bypass Vulnerability - CVE-2012-3736, Medium

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

Entryinfo

Created: 09/21/2012 13:45
Updated: 04/13/2021 11:03
Changes: 09/21/2012 13:45 (52), 06/16/2017 04:17 (19), 04/13/2021 10:56 (4), 04/13/2021 11:03 (2)
Complete: 🔍
Cache ID: 216:A2D:103

Be aware that VulDB is the high quality source for vulnerability data.

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