// For flags

CVE-2023-21757

Windows Layer 2 Tunneling Protocol (L2TP) 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

Attend
*SSVC
Descriptions

Windows Layer 2 Tunneling Protocol (L2TP) Denial of Service Vulnerability

Vulnerabilidad de denegación de servicio del protocolo de túnel de capa 2 de Windows (L2TP)

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
None
Automatable
Yes
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2022-12-13 CVE Reserved
  • 2023-01-10 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-11-12 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-476: NULL Pointer Dereference
CAPEC
References (1)
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
Search vendor "Microsoft" for product "Windows 10"
--
Affected
Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
20h2
Search vendor "Microsoft" for product "Windows 10" and version "20h2"
-
Affected
Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
21h2
Search vendor "Microsoft" for product "Windows 10" and version "21h2"
-
Affected
Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
22h2
Search vendor "Microsoft" for product "Windows 10" and version "22h2"
-
Affected
Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1607
Search vendor "Microsoft" for product "Windows 10" and version "1607"
-
Affected
Microsoft
Search vendor "Microsoft"
Windows 10
Search vendor "Microsoft" for product "Windows 10"
1809
Search vendor "Microsoft" for product "Windows 10" and version "1809"
-
Affected
Microsoft
Search vendor "Microsoft"
Windows 11
Search vendor "Microsoft" for product "Windows 11"
-arm64
Affected
Microsoft
Search vendor "Microsoft"
Windows 11
Search vendor "Microsoft" for product "Windows 11"
-x64
Affected
Microsoft
Search vendor "Microsoft"
Windows 11
Search vendor "Microsoft" for product "Windows 11"
21h2
Search vendor "Microsoft" for product "Windows 11" and version "21h2"
arm64
Affected
Microsoft
Search vendor "Microsoft"
Windows 11
Search vendor "Microsoft" for product "Windows 11"
21h2
Search vendor "Microsoft" for product "Windows 11" and version "21h2"
x64
Affected
Microsoft
Search vendor "Microsoft"
Windows 11
Search vendor "Microsoft" for product "Windows 11"
22h2
Search vendor "Microsoft" for product "Windows 11" and version "22h2"
arm64
Affected
Microsoft
Search vendor "Microsoft"
Windows 11
Search vendor "Microsoft" for product "Windows 11"
22h2
Search vendor "Microsoft" for product "Windows 11" and version "22h2"
x64
Affected
Microsoft
Search vendor "Microsoft"
Windows 7
Search vendor "Microsoft" for product "Windows 7"
-sp1
Affected
Microsoft
Search vendor "Microsoft"
Windows 8.1
Search vendor "Microsoft" for product "Windows 8.1"
--
Affected
Microsoft
Search vendor "Microsoft"
Windows Rt 8.1
Search vendor "Microsoft" for product "Windows Rt 8.1"
--
Affected
Microsoft
Search vendor "Microsoft"
Windows Server 2008
Search vendor "Microsoft" for product "Windows Server 2008"
-sp2
Affected
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
Affected
Microsoft
Search vendor "Microsoft"
Windows Server 2012
Search vendor "Microsoft" for product "Windows Server 2012"
--
Affected
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"
-
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