What is CVE-2024-27459?

CVE-2024-27459 is a high-severity vulnerability in Openvpn, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2024-07-08.

How severe is CVE-2024-27459?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Openvpn

CVE-2024-27459

The interactive service in OpenVPN 2.6.9 and earlier allows an attacker to send data causing a stack overflow which can be used to execute arbitrary code with more privileges.

Vulnerability class: Buffer Overflow

EPSS: 0.083 (94.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Openvpn
Openvpn Gui — versions 2.6.9 and earlier

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow
CWE-787 — Out-of-bounds Write

References

security@openvpn.net (Vendor Advisory)
security@openvpn.net (Vendor Advisory)
security@openvpn.net (Mailing List)

Frequently asked questions

What is CVE-2024-27459?: CVE-2024-27459 is a high-severity vulnerability in Openvpn, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2024-07-08.
How severe is CVE-2024-27459?: High severity. CVSS v3 base score is 7.8 out of 10.