CVE-2026-2738

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Source

https://cve.org/CVERecord?id=CVE-2026-2738

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-2738.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-2738

Published

2026-02-19T20:00:30.951Z

Modified

2026-07-08T08:06:18.543780816Z

Severity

5.6 (Medium) CVSS_V4 - CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:P CVSS Calculator

Summary

[none]

Details

Buffer overflow in ovpn‑dco‑win version 2.8.0 allows local attackers to cause a system crash by sending too large packets to the remote peer when the AEAD tag appears at the end of the encrypted packet

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/2xxx/CVE-2026-2738.json",
    "cwe_ids": [
        "CWE-131"
    ],
    "cna_assigner": "OpenVPN"
}

References

Affected packages

Git / github.com/openvpn/ovpn-dco-win

Affected ranges

Type

GIT

Repo

https://github.com/openvpn/ovpn-dco-win

Events

Introduced

ee04d293c73899d89b51e4191ee4e965560e3fb9

Last affected

ee04d293c73899d89b51e4191ee4e965560e3fb9

Database specific

{
    "source": "AFFECTED_FIELD",
    "extracted_events": [
        {
            "introduced": "2.8.0"
        },
        {
            "last_affected": "2.8.0"
        }
    ]
}

Affected versions

2.*

2.8.0

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-2738.json"