CVE-2023-21547
Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Internet Key Exchange (IKE) Protocol Denial of Service Vulnerability
Vulnerabilidad de denegación de servicio del protocolo de intercambio de claves de Internet (IKE)
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Microsoft Windows. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the IKEEXT service, which listens on UDP ports 500 and 4500. A crafted Vendor ID payload can cause a null pointer dereference. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.
*Credits:
insu of 78ResearchLab
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
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2022-12-01 CVE Reserved
- 2023-01-10 CVE Published
- 2024-05-29 EPSS Updated
- 2024-08-02 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-400: Uncontrolled Resource Consumption
- CWE-476: NULL Pointer Dereference
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21547 | 2024-05-29 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Microsoft Search vendor "Microsoft" | Windows 10 1607 Search vendor "Microsoft" for product "Windows 10 1607" | - | x64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 1607 Search vendor "Microsoft" for product "Windows 10 1607" | - | x86 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 1809 Search vendor "Microsoft" for product "Windows 10 1809" | - | arm64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 1809 Search vendor "Microsoft" for product "Windows 10 1809" | - | x64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 1809 Search vendor "Microsoft" for product "Windows 10 1809" | - | x86 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 21h2 Search vendor "Microsoft" for product "Windows 10 21h2" | - | arm64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 21h2 Search vendor "Microsoft" for product "Windows 10 21h2" | - | x64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 21h2 Search vendor "Microsoft" for product "Windows 10 21h2" | - | x86 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 22h2 Search vendor "Microsoft" for product "Windows 10 22h2" | - | arm64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 22h2 Search vendor "Microsoft" for product "Windows 10 22h2" | - | x64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 10 22h2 Search vendor "Microsoft" for product "Windows 10 22h2" | - | x86 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 11 21h2 Search vendor "Microsoft" for product "Windows 11 21h2" | - | arm64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 11 21h2 Search vendor "Microsoft" for product "Windows 11 21h2" | - | x64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 11 22h2 Search vendor "Microsoft" for product "Windows 11 22h2" | - | arm64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows 11 22h2 Search vendor "Microsoft" for product "Windows 11 22h2" | - | x64 |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2016 Search vendor "Microsoft" for product "Windows Server 2016" | - | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2019 Search vendor "Microsoft" for product "Windows Server 2019" | - | - |
Affected
| ||||||
| Microsoft Search vendor "Microsoft" | Windows Server 2022 Search vendor "Microsoft" for product "Windows Server 2022" | - | - |
Affected
| ||||||