VDB-163510 · CVE-2020-3918 · GCVE-0-2020-3918

Apple macOS User Information sandbox

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 (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Apple macOS and classified as critical. The affected element is an unknown function of the component User Information Handler. Executing a manipulation can lead to sandbox. This vulnerability is registered as CVE-2020-3918. The attack needs to be launched locally. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple macOS (Operating System) (the affected version is unknown). It has been declared as problematic. This vulnerability affects an unknown code of the component User Information Handler. The manipulation with an unknown input leads to a sandbox vulnerability. The CWE definition for the vulnerability is CWE-265. As an impact it is known to affect confidentiality.

The weakness was published 10/23/2020. This vulnerability was named CVE-2020-3918. The exploitation appears to be easy. Local access is required to approach this attack. A single authentication is needed for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1611 by the MITRE ATT&CK project.

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Productinfo

Type

Operating System

Vendor

Apple

Name

macOS

License

commercial

Website

Vendor: https://www.apple.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Sandbox
CWE: CWE-265 / CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/18/2019 🔍
10/23/2020 +309 days 🔍
10/23/2020 +0 days 🔍
11/26/2020 +34 days 🔍

Sourcesinfo

Vendor: apple.com

Status: Confirmed

CVE: CVE-2020-3918 (🔍)
GCVE (CVE): GCVE-0-2020-3918
GCVE (VulDB): GCVE-100-163510
scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 10/23/2020 14:06
Updated: 11/26/2020 16:14
Changes: 10/23/2020 14:06 (37), 11/26/2020 16:11 (2), 11/26/2020 16:14 (18)
Complete: 🔍
Cache ID: 216::103