CVE-2023-21556
high-risk
Published 2023-01-10
Windows Layer 2 Tunneling Protocol (L2TP) Remote Code Execution Vulnerability
Do I need to act?
~
3.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10
High
NETWORK
/ HIGH complexity
Affected Products (20)
Affected Vendors
54
/ 100
high-risk
Severity
24/34 · High
Exploitability
7/34 · Low
Exposure
23/34 · High