CVE-2019-8631

HIGH
7.5
CVSS Score
Published: October 27, 2020 at 07:37 PM UTC
Updated: June 17, 2026 at 02:42 AM UTC
3 products affected across 1 vendormacOSiPhone OStvOS

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Severity
HIGH7.5
Exploit prediction
EPSS 1%

Description

A logic issue was addressed with improved state management. This issue is fixed in macOS Mojave 10.14.5, Security Update 2019-003 High Sierra, Security Update 2019-003 Sierra, iOS 12.3, tvOS 12.3. Users removed from an iMessage conversation may still be able to alter state.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 12.3
Affected range stops below 12.3, so it looks safe — our inference, not a vendor statement
v < 10.14v < 10.14.5v < 12.3
Affected range stops below 10.14, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.14.5, so it looks safe — our inference, not a vendor statement
Affected range stops below 12.3, so it looks safe — our inference, not a vendor statement
v < 12.3
Affected range stops below 12.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

x_refsource_MISCVendor Advisory
https://support.apple.com/en-us/HT210118
x_refsource_MISCVendor Advisory
https://support.apple.com/en-us/HT210119
x_refsource_MISCVendor Advisory
https://support.apple.com/en-us/HT210120

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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