CVE-2020-3877

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Published Feb 27, 2020 CVSS 3.1 · 7.5 High EPSS 2.0% KEV · Not listed

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.3, watchOS 6.1.2. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

Analysis

No analysis available yet

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Apple

macOS

affected

Version	Status	Constraints
`unspecified`	affected	< macOS Catalina 10.15.3

Apple

watchOS

affected

Version	Status	Constraints
`unspecified`	affected	< watchOS 6.1.2

Configuration 1 [-]

OR	cpe:2.3:o:apple:mac_os_x::::::::
	cpe:2.3:o:apple:watchos::::::::

No data.

No data available yet.

Remediation

No remediation available yet

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-25142	An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.3, watchOS 6.1.2. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 2.0% (2.047% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://support.apple.com/HT210919
https://support.apple.com/HT210921

History

No history.

Subscriptions

Apple Mac Os X Watchos

Weaknesses

CWE-125
Out-of-bounds Read

Sources

CVE record Updated: Aug 4, 2024, 7:44 AM

Status: PUBLISHED
Assigner: apple
Published: Feb 27, 2020, 8:45 PM
Updated: Aug 4, 2024, 7:44 AM
Reserved: Dec 18, 2019, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:19 AM

Status: Modified
Published: Feb 27, 2020, 9:15 PM
Modified: Jun 17, 2026, 3:19 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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