CVE-2021-30860

Apple Multiple Products Integer Overflow Vulnerability

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Se ha solucionado un desbordamiento de enteros con una validación de entrada mejorada. Este problema se soluciona en la actualización de seguridad 2021-005 Catalina, iOS 14.8 y iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. El procesamiento de un PDF malintencionado puede conducir a la ejecución de código arbitrario. Apple tiene conocimiento de un informe que indica que este problema puede haber sido explotado activamente.

Apple iOS, iPadOS, macOS, and watchOS CoreGraphics contain an integer overflow vulnerability which may allow code execution when processing a maliciously crafted PDF. The vulnerability is also known under the moniker of FORCEDENTRY.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-04-13 CVE Reserved
2021-08-24 CVE Published
2021-09-21 First Exploit
2021-11-03 Exploited in Wild
2021-11-17 KEV Due Date
2024-05-09 EPSS Updated
2024-08-03 CVE Updated

CWE

CWE-190: Integer Overflow or Wraparound

CAPEC

References (17)

URL	Tag	Source
http://seclists.org/fulldisclosure/2021/Sep/25	Mailing List
http://seclists.org/fulldisclosure/2021/Sep/26	Mailing List
http://seclists.org/fulldisclosure/2021/Sep/27	Mailing List
http://seclists.org/fulldisclosure/2021/Sep/28	Mailing List
http://seclists.org/fulldisclosure/2021/Sep/38	Mailing List
http://seclists.org/fulldisclosure/2021/Sep/39	Mailing List
http://seclists.org/fulldisclosure/2021/Sep/40	Mailing List
http://seclists.org/fulldisclosure/2021/Sep/50	Mailing List
http://www.openwall.com/lists/oss-security/2022/09/02/11	Mailing List

URL	Date	SRC
https://github.com/jeffssh/CVE-2021-30860	2024-03-30
https://github.com/Levilutz/CVE-2021-30860	2021-09-21

URL	Date	SRC

URL	Date	SRC
https://security.gentoo.org/glsa/202209-21	2024-02-02
https://support.apple.com/en-us/HT212804	2024-02-02
https://support.apple.com/en-us/HT212805	2024-02-02
https://support.apple.com/en-us/HT212806	2024-02-02
https://support.apple.com/en-us/HT212807	2024-02-02
https://support.apple.com/kb/HT212824	2024-02-02

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Ipados Search vendor "Apple" for product "Ipados"				< 14.8 Search vendor "Apple" for product "Ipados" and version " < 14.8"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 12.5.5 Search vendor "Apple" for product "Iphone Os" and version " < 12.5.5"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				>= 13.0 < 14.8 Search vendor "Apple" for product "Iphone Os" and version " >= 13.0 < 14.8"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				>= 10.15 < 10.15.7 Search vendor "Apple" for product "Mac Os X" and version " >= 10.15 < 10.15.7"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.15.7 Search vendor "Apple" for product "Mac Os X" and version "10.15.7"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.15.7 Search vendor "Apple" for product "Mac Os X" and version "10.15.7"		security_update_2020		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.15.7 Search vendor "Apple" for product "Mac Os X" and version "10.15.7"		security_update_2020-001		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.15.7 Search vendor "Apple" for product "Mac Os X" and version "10.15.7"		security_update_2021-001		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.15.7 Search vendor "Apple" for product "Mac Os X" and version "10.15.7"		security_update_2021-002		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.15.7 Search vendor "Apple" for product "Mac Os X" and version "10.15.7"		security_update_2021-003		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.15.7 Search vendor "Apple" for product "Mac Os X" and version "10.15.7"		security_update_2021-004		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				< 11.6 Search vendor "Apple" for product "Macos" and version " < 11.6"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 7.6.2 Search vendor "Apple" for product "Watchos" and version " < 7.6.2"		-		Affected
Xpdfreader Search vendor "Xpdfreader"		Xpdf Search vendor "Xpdfreader" for product "Xpdf"				< 4.04 Search vendor "Xpdfreader" for product "Xpdf" and version " < 4.04"		-		Affected
Freedesktop Search vendor "Freedesktop"		Poppler Search vendor "Freedesktop" for product "Poppler"				< 22.09.0 Search vendor "Freedesktop" for product "Poppler" and version " < 22.09.0"		-		Affected