CVE-2021-30952

KEV
Published: Ago 24, 2021 Last Modified: Mar 06, 2026 EU-VD ID: EUVD-2021-17869 Aliases: GSD-2021-30952
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,8
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
MEDIUM 6,8
Source: [email protected]
Access Vector: network
Access Complexity: medium
Authentication: none
Confidentiality: partial
Integrity: partial
Availability: partial

Description

AI Translation Available

An integer overflow was addressed with improved input validation. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0033
Percentile
0,6th
Updated

EPSS Score Trend (Last 90 Days)

190

Integer Overflow or Wraparound

Stable
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality Access Control Other
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Memory) Dos: Instability Modify Memory Execute Unauthorized Code Or Commands Bypass Protection Mechanism Alter Execution Logic Dos: Resource Consumption (Cpu)
Applicable Platforms
Languages: C, Not Language-Specific
Likelihood of Exploit: Medium
View CWE Details
Application

Webkitgtk by Webkitgtk

Product Information
Vendor Webkitgtk
Product Webkitgtk
Version Range Affected
To 2.34.4 (exclusive)
cpe:2.3:a:webkitgtk:webkitgtk:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Debian Linux by Debian

Product Information
Vendor Debian
Product Debian Linux
Version 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Tvos by Apple

Product Information
Vendor Apple
Product Tvos
Version Range Affected
To 15.2 (exclusive)
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Watchos by Apple

Product Information
Vendor Apple
Product Watchos
Version Range Affected
To 8.3 (exclusive)
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Safari by Apple

Product Information
Vendor Apple
Product Safari
Version Range Affected
To 15.2 (exclusive)
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Iphone Os by Apple

Product Information
Vendor Apple
Product Iphone Os
Version Range Affected
To 15.2 (exclusive)
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Wpe Webkit by Wpewebkit

Product Information
Vendor Wpewebkit
Product Wpe Webkit
Version Range Affected
To 2.34.4 (exclusive)
cpe:2.3:a:wpewebkit:wpe_webkit:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

Product Information
Vendor Fedoraproject
Product Fedora
Version 35
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Fedora by Fedoraproject

Product Information
Vendor Fedoraproject
Product Fedora
Version 34
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Macos by Apple

Product Information
Vendor Apple
Product Macos
Version Range Affected
From 12.0 (inclusive)
To 12.1 (exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Ipados by Apple

Product Information
Vendor Apple
Product Ipados
Version Range Affected
To 15.2 (exclusive)
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Debian Linux by Debian

Product Information
Vendor Debian
Product Debian Linux
Version 11.0
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://cloud.google.com/blog/topics/threat-intelligence/co…
https://cloud.google.com/blog/topics/threat-intelligence/coruna-powerful-ios-ex…
https://www.cisa.gov/known-exploited-vulnerabilities-catalo…
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021…
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://support.apple.com/en-us/HT212975
https://support.apple.com/en-us/HT212975
https://support.apple.com/en-us/HT212976
https://support.apple.com/en-us/HT212976
https://support.apple.com/en-us/HT212978
https://support.apple.com/en-us/HT212978
https://support.apple.com/en-us/HT212980
https://support.apple.com/en-us/HT212980
https://support.apple.com/en-us/HT212982
https://support.apple.com/en-us/HT212982
https://www.debian.org/security/2022/dsa-5060
https://www.debian.org/security/2022/dsa-5060
https://www.debian.org/security/2022/dsa-5061
https://www.debian.org/security/2022/dsa-5061
http://www.openwall.com/lists/oss-security/2022/01/21/2
http://www.openwall.com/lists/oss-security/2022/01/21/2
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://lists.fedoraproject.org/archives/list/package-annou…
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapr…
https://support.apple.com/en-us/HT212975
https://support.apple.com/en-us/HT212975
https://support.apple.com/en-us/HT212976
https://support.apple.com/en-us/HT212976
https://support.apple.com/en-us/HT212978
https://support.apple.com/en-us/HT212978
https://support.apple.com/en-us/HT212980
https://support.apple.com/en-us/HT212980
https://support.apple.com/en-us/HT212982
https://support.apple.com/en-us/HT212982
https://www.debian.org/security/2022/dsa-5060
https://www.debian.org/security/2022/dsa-5060
https://www.debian.org/security/2022/dsa-5061
https://www.debian.org/security/2022/dsa-5061
http://www.openwall.com/lists/oss-security/2022/01/21/2
http://www.openwall.com/lists/oss-security/2022/01/21/2