CVE Tools
Sign in

CVE-2024-1305

Published: Jul 8, 2024Updated: Aug 22, 2025 Sources: CVE List NVD BDU csafCWE-190
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
15.4%
Top 3.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

tap-windows6 driver version 9.26 and earlier does not properly check the size data of incomming write operations which an attacker can use to overflow memory buffers, resulting in a bug check and potentially arbitrary code execution in kernel space

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-190

Affected Products

OpenVPNOpenVPN, Inc.
Mixed
Security Products / secure-gateway-vpn
Windows TAPMicrosoft Corp
On-prem
Operating Systems / windows
tap-windows6openvpn
On-prem
Networking Infrastructure
tap-windows6OpenVPN
On-prem
Networking Infrastructure
OpenVPN-GUIOpenVPN
On-prem
Networking Infrastructure
openvpn, inc.commercialUSSecurity Productsaka openvpn connect, easy-rsa, openvpn 3 linux
microsoft corpcommercialUSOperating Systemsaka microsoft corporation
openvpnoss-projectUSNetworking Infrastructureaka openvpn access server, connect

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://community.openvpn.net/openvpn/wiki/CVE-2024-1305
community.openvpn.net
https://www.mail-archive.com/openvpn-users@lists.sourceforge.net/msg07534.html
mail-archive.com
https://community.openvpn.net/openvpn/wiki/CVE-2024-1305
community.openvpn.net
and 10 more references View all →

Timeline

Published
Jul 8, 2024
Last Updated
Aug 22, 2025

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2024-1305 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows