CVE-2021-30889
webkitgtk: Buffer overflow leading to arbitrary code execution
Severity Score
8.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to arbitrary code execution.
Se abordó un problema de desbordamiento del búfer con un manejo de memoria mejorada. Este problema se corrigió en macOS Monterey versión 12.0.1, iOS versión 15.1 y iPadOS versión 15.1, watchOS versión 8.1, tvOS versión 15.1. El procesamiento de contenido web maliciosamente diseñado puede conllevar a una ejecución de código arbitrario
A buffer overflow flaw was found in WebKitGTK. Specially crafted web content could use this flaw to trigger an arbitrary code execution when processed.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* 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
- 2024-05-09 EPSS Updated
- 2024-08-03 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
References (7)
| URL | Tag | Source |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2021/12/20/6 | Mailing List |
|
| https://support.apple.com/en-us/HT212867 | X_refsource_misc |
|
| https://support.apple.com/en-us/HT212869 | X_refsource_misc |
|
| https://support.apple.com/en-us/HT212874 | X_refsource_misc |
|
| https://support.apple.com/en-us/HT212876 | X_refsource_misc |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2021-30889 | 2022-05-10 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2034386 | 2022-05-10 |
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" | < 15.1 Search vendor "Apple" for product "Ipados" and version " < 15.1" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Iphone Os Search vendor "Apple" for product "Iphone Os" | < 15.1 Search vendor "Apple" for product "Iphone Os" and version " < 15.1" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Macos Search vendor "Apple" for product "Macos" | < 12.0.1 Search vendor "Apple" for product "Macos" and version " < 12.0.1" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Tvos Search vendor "Apple" for product "Tvos" | < 15.1 Search vendor "Apple" for product "Tvos" and version " < 15.1" | - |
Affected
| ||||||
| Apple Search vendor "Apple" | Watchos Search vendor "Apple" for product "Watchos" | < 8.1 Search vendor "Apple" for product "Watchos" and version " < 8.1" | - |
Affected
| ||||||