CVE-2021-1872

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Published Sep 8, 2021 CVSS 3.1 · 4.3 Medium EPSS 1.0% KEV · Not listed

Description

A logic issue was addressed with improved state management. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, macOS Big Sur 11.3. Muting a CallKit call while ringing may not result in mute being enabled.

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

iOS and iPadOS

affected

Version	Status	Constraints
`unspecified`	affected	< 14.5

Apple

watchOS

affected

Version	Status	Constraints
`unspecified`	affected	< 7.4

Apple

macOS

affected

Version	Status	Constraints
`unspecified`	affected	< 11.3

Configuration 1 [-]

OR	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:macos::::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-7336	A logic issue was addressed with improved state management. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, macOS Big Sur 11.3. Muting a CallKit call while ringing may not result in mute being enabled.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 1.0% (1.039% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://support.apple.com/en-us/HT212317
https://support.apple.com/en-us/HT212324
https://support.apple.com/en-us/HT212325

History

No history.

Subscriptions

Apple Ipados Iphone Os Macos

Weaknesses

NVD-CWE-noinfo

Sources

CVE record Updated: Aug 3, 2024, 4:25 PM

Status: PUBLISHED
Assigner: apple
Published: Sep 8, 2021, 2:47 PM
Updated: Aug 3, 2024, 4:25 PM
Reserved: Dec 8, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:32 AM

Status: Modified
Published: Sep 8, 2021, 3:15 PM
Modified: Jun 17, 2026, 3:32 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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