OpenVPN tap-windows6 up to 9.26 on Windows integer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in OpenVPN tap-windows6 up to 9.26 on Windows and classified as critical. Affected is an unknown function. This manipulation causes integer overflow. This vulnerability is handled as CVE-2024-1305. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in OpenVPN tap-windows6 up to 9.26 on Windows. It has been declared as critical. Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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

It is possible to read the advisory at community.openvpn.net. This vulnerability is known as CVE-2024-1305 since 02/07/2024. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability. The upgrade is hosted for download at mail-archive.com.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.8
CNA Vector (OpenVPN): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: mail-archive.com

Timelineinfo

02/07/2024 🔍
07/08/2024 +151 days 🔍
07/08/2024 +0 days 🔍
03/06/2025 +241 days 🔍

Sourcesinfo

Advisory: community.openvpn.net
Status: Confirmed

CVE: CVE-2024-1305 (🔍)
GCVE (CVE): GCVE-0-2024-1305
GCVE (VulDB): GCVE-100-270511

Entryinfo

Created: 07/08/2024 21:17
Updated: 03/06/2025 10:23
Changes: 07/08/2024 21:17 (53), 07/10/2024 06:26 (12), 03/06/2025 10:20 (2), 03/06/2025 10:23 (5)
Complete: 🔍
Committer: lywand
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

 Anonymous User (+0)
2 years ago
Good morning, I don’t find this cpe into NVD Nist dictiorary. Could You kindly vetify?
Best Regards,
TEAM CERT
 VulDB Community Team2 years ago
Indeed, there is no official NIST CPE Dictionary entry available. As this is a dedicated product according to https://github.com/OpenVPN/tap-windows6 our extended CPE entry remains the best possible option.

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