CVE-2021-30657

Apple macOS Unspecified Vulnerability

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

Attend

*SSVC

Descriptions

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. A malicious application may bypass Gatekeeper checks. Apple is aware of a report that this issue may have been actively exploited..

Se abordó un problema lógico con una administración de estado mejorada. Este problema es corregido en macOS Big Sur versión 11.3, Security Update 2021-002 Catalina. Una aplicación maliciosa puede omitir las comprobaciones de Gatekeeper. Apple presenta conocimiento de un informe que indica que este problema puede haber sido explotado activamente

macOS Big Sur 11.3 addresses buffer overflow, bypass, code execution, cross site scripting, denial of service, double free, heap corruption, integer overflow, out of bounds read, out of bounds write, and use-after-free vulnerabilities.

Apple macOS contains an unspecified logic issue in System Preferences that may allow a malicious application to bypass Gatekeeper checks.

*Credits: N/A

CVSS Scores

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Attend

Exploitation

Active

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2021-04-13 CVE Reserved
2021-04-28 CVE Published
2021-05-07 First Exploit
2021-11-03 Exploited in Wild
2021-11-17 KEV Due Date
2025-01-29 CVE Updated
2025-04-12 EPSS Updated

CWE

CWE-862: Missing Authorization

CAPEC

References (8)

URL	Tag	Source
https://cedowens.medium.com/macos-gatekeeper-bypass-2021-edition-5256a2955508
https://objective-see.com/blog/blog_0x64.html
https://jhftss.github.io/CVE-2022-22616-Gatekeeper-Bypass
https://www.jamf.com/blog/jamf-threat-labs-safari-vuln-gatekeeper-bypass

URL	Date	SRC
https://packetstorm.news/files/id/162504	2021-05-07
https://github.com/shubham0d/CVE-2021-30657	2021-11-08

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/en-us/HT212325	2022-07-12
https://support.apple.com/en-us/HT212326	2022-07-12

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				>= 10.15 <= 10.15.5 Search vendor "Apple" for product "Mac Os X" and version " >= 10.15 <= 10.15.5"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.15.6 Search vendor "Apple" for product "Mac Os X" and version "10.15.6"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.15.6 Search vendor "Apple" for product "Mac Os X" and version "10.15.6"		supplemental_update		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_2020-005		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_2020-007		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"		supplemental_update		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				>= 11.0 < 11.3 Search vendor "Apple" for product "Macos" and version " >= 11.0 < 11.3"		-		Affected