What is CVE-2023-6247?

CVE-2023-6247 is a medium-severity vulnerability in Openvpn 3, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2024-02-29.

How severe is CVE-2023-6247?

Medium severity. CVSS v3 base score is 6.5 out of 10.

NULL pointer dereference in Openvpn 3

CVE-2023-6247

The PKCS#7 parser in OpenVPN 3 Core Library versions through 3.8.3 did not properly validate the parsed data, which would result in the application crashing.

EPSS: 0.008 (52.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Openvpn Openvpn_3
Openvpn 3 Core Library — versions 3.0

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

security@openvpn.net (technical-description, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-6247?: CVE-2023-6247 is a medium-severity vulnerability in Openvpn 3, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2024-02-29.
How severe is CVE-2023-6247?: Medium severity. CVSS v3 base score is 6.5 out of 10.