Apple iOS up to 12.1.0 Lockscreen access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$5k-$25k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple iOS up to 12.1.0. The affected element is an unknown function of the component Lockscreen. The manipulation leads to access control. This vulnerability is uniquely identified as CVE-2018-4428. Local access is required to approach this attack. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iOS up to 12.1.0 (Smartphone Operating System) and classified as problematic. This issue affects some unknown functionality of the component Lockscreen. 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.

The weakness was disclosed 10/28/2020 as HT209340. The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2018-4428. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 11/27/2020). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 12.1.1 eliminates this vulnerability.

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: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.0
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
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: 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iOS 12.1.1

Timelineinfo

01/02/2018 🔍
10/28/2020 +1030 days 🔍
10/28/2020 +0 days 🔍
11/27/2020 +30 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT209340
Status: Confirmed

CVE: CVE-2018-4428 (🔍)
GCVE (CVE): GCVE-0-2018-4428
GCVE (VulDB): GCVE-100-163697
scip Labs: https://www.scip.ch/en/?labs.20150917

Entryinfo

Created: 10/28/2020 07:36
Updated: 11/27/2020 15:56
Changes: 10/28/2020 07:36 (41), 11/27/2020 15:50 (2), 11/27/2020 15:56 (18)
Complete: 🔍
Cache ID: 216::103

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

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