CVE-2021-30788

Description

This issue was addressed with improved checks. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. Processing a maliciously crafted tiff file may lead to a denial-of-service or potentially disclose memory contents.

References

Release NotesVendor Advisory
Release NotesVendor Advisory
Release NotesVendor Advisory
Release NotesVendor Advisory
Release NotesVendor Advisory
Release NotesVendor Advisory

CvssV3 impact

BaseSeverity

HIGH

ConfidentialityImpact

HIGH

AttackComplexity

LOW

Scope

UNCHANGED

AttackVector

LOCAL

AvailabilityImpact

HIGH

IntegrityImpact

NONE

PrivilegesRequired

NONE

BaseScore

7.1

VectorString

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Version

3.1

UserInteraction

REQUIRED

CvssV2 impact

AccessComplexity

MEDIUM

ConfidentialityImpact

PARTIAL

AvailabilityImpact

PARTIAL

IntegrityImpact

NONE

BaseScore

5.8

VectorString

AV:N/AC:M/Au:N/C:P/I:N/A:P

Version

2.0

AccessVector

NETWORK

Authentication

NONE