CVE-2021-26411
Microsoft Internet Explorer Memory Corruption Vulnerability
Severity Score
8.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
Yes
*KEV
Decision
-
*SSVC
Descriptions
Internet Explorer Memory Corruption Vulnerability
Una Vulnerabilidad de Corrupción de la Memoria de Internet Explorer
Microsoft Internet Explorer contains an unspecified vulnerability that allows for memory corruption.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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
- 2021-01-29 CVE Reserved
- 2021-03-11 CVE Published
- 2021-11-03 Exploited in Wild
- 2021-11-17 KEV Due Date
- 2021-11-18 First Exploit
- 2024-08-03 CVE Updated
- 2024-10-06 EPSS Updated
CWE
- CWE-416: Use After Free
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/CrackerCat/CVE-2021-26411 | 2021-11-18 |
| URL | Date | SRC |
|---|---|---|
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26411 | 2023-12-29 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | - | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | - | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 20h2 Search vendor "Microsoft" for product "Windows 10" and version "20h2" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | - | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 1607 Search vendor "Microsoft" for product "Windows 10" and version "1607" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | - | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 1803 Search vendor "Microsoft" for product "Windows 10" and version "1803" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | - | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 1809 Search vendor "Microsoft" for product "Windows 10" and version "1809" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | - | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 1909 Search vendor "Microsoft" for product "Windows 10" and version "1909" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | - | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 2004 Search vendor "Microsoft" for product "Windows 10" and version "2004" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | - | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Edge Search vendor "Microsoft" for product "Edge" | - | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Server 2019 Search vendor "Microsoft" for product "Windows Server 2019" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 20h2 Search vendor "Microsoft" for product "Windows 10" and version "20h2" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 1607 Search vendor "Microsoft" for product "Windows 10" and version "1607" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 1803 Search vendor "Microsoft" for product "Windows 10" and version "1803" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 1809 Search vendor "Microsoft" for product "Windows 10" and version "1809" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 1909 Search vendor "Microsoft" for product "Windows 10" and version "1909" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 10 Search vendor "Microsoft" for product "Windows 10" | 2004 Search vendor "Microsoft" for product "Windows 10" and version "2004" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 7 Search vendor "Microsoft" for product "Windows 7" | - | sp1 |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows 8.1 Search vendor "Microsoft" for product "Windows 8.1" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Rt 8.1 Search vendor "Microsoft" for product "Windows Rt 8.1" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Server 2008 Search vendor "Microsoft" for product "Windows Server 2008" | r2 Search vendor "Microsoft" for product "Windows Server 2008" and version "r2" | sp1, x64 |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Server 2012 Search vendor "Microsoft" for product "Windows Server 2012" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Server 2012 Search vendor "Microsoft" for product "Windows Server 2012" | r2 Search vendor "Microsoft" for product "Windows Server 2012" and version "r2" | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 11 Search vendor "Microsoft" for product "Internet Explorer" and version "11" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Server 2019 Search vendor "Microsoft" for product "Windows Server 2019" | - | - |
Safe
|
| Microsoft Search vendor "Microsoft" | Internet Explorer Search vendor "Microsoft" for product "Internet Explorer" | 9 Search vendor "Microsoft" for product "Internet Explorer" and version "9" | - |
Affected
| in | Microsoft Search vendor "Microsoft" | Windows Server 2008 Search vendor "Microsoft" for product "Windows Server 2008" | - | sp2 |
Safe
|