Apple watchOS up to 6.2.4 WebRTC out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Apple watchOS up to 6.2.4. Affected is an unknown function of the component WebRTC. Executing a manipulation can lead to out-of-bounds. The identification of this vulnerability is CVE-2019-20503. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in Apple watchOS up to 6.2.4 (Smartwatch Operating System) and classified as problematic. This vulnerability affects an unknown part of the component WebRTC. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality.

The weakness was shared 05/18/2020 by Natalie Silvanovich with Google Project Zero as HT211175 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2019-20503. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The advisory points out:

An access issue was addressed with improved memory management.

Upgrading to version 6.2.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-150969, VDB-155673, VDB-155674 and VDB-155675 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: 🔍

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

Upgrade: watchOS 6.2.5

Timelineinfo

03/06/2020 🔍
05/18/2020 +73 days 🔍
05/18/2020 +0 days 🔍
05/29/2020 +11 days 🔍
05/05/2025 +1802 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT211175
Researcher: Natalie Silvanovich
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-20503 (🔍)
GCVE (CVE): GCVE-0-2019-20503
GCVE (VulDB): GCVE-100-155704
See also: 🔍

Entryinfo

Created: 05/30/2020 00:20
Updated: 05/05/2025 17:58
Changes: 05/30/2020 00:20 (47), 05/30/2020 00:25 (16), 10/19/2020 18:00 (3), 06/27/2024 18:50 (18), 05/05/2025 17:58 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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