Apple iOS up to 5.01 Passcode Lock Screen race condition

CVSS Meta Temp Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple iOS up to 5.01. It has been classified as critical. This affects an unknown function of the component Passcode Lock Screen. The manipulation leads to race condition. This vulnerability is listed as CVE-2012-0644. In addition, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple iOS up to 5.01 (Smartphone Operating System) and classified as critical. This issue affects an unknown code block of the component Passcode Lock Screen. The manipulation with an unknown input leads to a race condition vulnerability. Using CWE to declare the problem leads to CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. Impacted is confidentiality, and integrity. The summary by CVE is:

Race condition in the Passcode Lock feature in Apple iOS before 5.1 allows physically proximate attackers to bypass intended passcode requirements via a slide-to-dial gesture.

The weakness was presented 03/07/2012 by Roland Kohler (Slawomir Blazek) with 2012 iOS Jailbreak Dream Team as HT5192 as confirmed knowledge base article (Website). The advisory is shared at support.apple.com. The public release was coordinated in cooperation with Apple. The identification of this vulnerability is CVE-2012-0644 since 01/12/2012. An attack has to be approached locally. The requirement for exploitation is a simple authentication. Technical details are unknown but a private exploit is available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 60028 (Apple iOS < 5.1 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 5.1 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 X-Force (73880), Tenable (60028), SecurityFocus (BID 52364†), OSVDB (79972†) and Secunia (SA48288†). See VDB-4460, VDB-4459, VDB-4726 and VDB-4727 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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: 6.4

VulDB Base Score: 7.1
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 60028
Nessus Name: Apple iOS < 5.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 5.1

Timelineinfo

01/12/2012 🔍
03/07/2012 +55 days 🔍
03/07/2012 +0 days 🔍
03/07/2012 +0 days 🔍
03/08/2012 +1 days 🔍
03/08/2012 +0 days 🔍
03/08/2012 +0 days 🔍
03/09/2012 +1 days 🔍
03/09/2012 +0 days 🔍
03/12/2012 +3 days 🔍
12/22/2014 +1015 days 🔍
03/21/2021 +2281 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT5192
Researcher: Roland Kohler (Slawomir Blazek)
Organization: 2012 iOS Jailbreak Dream Team
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2012-0644 (🔍)
GCVE (CVE): GCVE-0-2012-0644
GCVE (VulDB): GCVE-100-4793
X-Force: 73880
SecurityFocus: 52364 - Apple iPhone/iPad/iPod touch Prior to iOS 5.1 Multiple Vulnerabilities
Secunia: 48288 - Apple iOS Multiple Vulnerabilities, Highly Critical
OSVDB: 79972
SecurityTracker: 1026774 - Apple iOS Bugs Let Remote Users Execute Arbitrary Code, Conduct Cross-Site Scripting Attacks, and Obtain Potentially Sensitive Information
Vulnerability Center: 47744 - Apple iOS <5.1 'Passcode Lock\x27 Local Security Restrictions Bypass Vulnerability via a Slide-to-Dial Gesture, Medium

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

Entryinfo

Created: 03/12/2012 09:53
Updated: 03/21/2021 16:11
Changes: 03/12/2012 09:53 (78), 06/16/2017 04:23 (6), 03/21/2021 16:11 (4)
Complete: 🔍
Cache ID: 216:EFF:103

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

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