No exploitation reportedFix available

CVE-2024-1305

No exploitation reported by the sources we read.

Published2024-07-08
WeaknessCWE-190

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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

Timeline

dates in UTC

2024-07-0818:15CVE publishedNVD
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2024-1305?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-1305?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

CISA-ADP · NVD

Openvpn openvpn gui

Branch	Affected	Fixed in	Source
2.6	≤ 2.6.9	no fix published	CISA-ADP

Openvpn tap windows6

Branch	Affected	Fixed in	Source
9.26	≤ 9.26	no fix published	CISA-ADP

Openvpn tap-windows6

Branch	Affected	Fixed in	Source
9.26	≤ 9.26.0	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-25-072-10 CISA1 known affected
Siemens SINEMA Remote Connect Client
SINEMA Remote Connect Client

Full record on NVD

Fix

Vendor fix CISA ICSA-25-072-10 · 1 productUpdate to V3.2 SP3 or later version

Advisories and patches

community.openvpn.netVendor Advisory
www.mail-archive.comRelease Notes

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionnone2024-08-21
OpenCVESSVC decisionnone—
CISA-ADPCVSS 3.19.82024-07-09
CNAweakness (CWE)CWE-190read 2026-10-23
FIRST EPSSEPSS score15.4 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2024-07-08
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2024-1305?

Is CVE-2024-1305 actively exploited?

Active exploitation of CVE-2024-1305 has not been confirmed. Its EPSS score was 15.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-1305?

CVE-2024-1305 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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