Apple watchOS up to 7.0.3 use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in Apple watchOS up to 7.0.3 and classified as critical. This vulnerability affects unknown code. The manipulation leads to use after free. This vulnerability is referenced as CVE-2020-27899. The attack can only be performed from a local environment. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple watchOS up to 7.0.3 (Smartwatch Operating System) and classified as critical. This issue affects an unknown part. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability.

The weakness was published 04/03/2021. The identification of this vulnerability is CVE-2020-27899. The exploitation is known to be easy. Attacking locally is a requirement. A simple authentication is necessary for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 7.1 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
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: watchOS 7.1

Timelineinfo

10/27/2020 🔍
04/03/2021 +157 days 🔍
04/03/2021 +0 days 🔍
04/08/2021 +5 days 🔍

Sourcesinfo

Vendor: apple.com

Status: Confirmed

CVE: CVE-2020-27899 (🔍)
GCVE (CVE): GCVE-0-2020-27899
GCVE (VulDB): GCVE-100-172175

Entryinfo

Created: 04/03/2021 08:40
Updated: 04/08/2021 10:05
Changes: 04/03/2021 08:40 (29), 04/08/2021 10:05 (10)
Complete: 🔍
Cache ID: 216::103

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