CVEvulnerability

CVE-2026-13122

5.9 MEDIUM Published 2026-07-06 Modified 2026-07-09 Official page ↗
Status
Analyzed
Published
2026-07-06
Last modified
2026-07-09
Assigner
[email protected]
CVSS 4.0 ([email protected])
5.9 MEDIUM — CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-617

Description

OpenVPN version 2.6.0 through 2.6.20 and 2.7_alpha1 through 2.7.4 allows remote attackers to cause a denial of service via a malformed authentication token that triggers a reachable assertion when external-auth is enabled

Affected configurations

• openvpn openvpn (>= 2.6.0 < 2.6.21) • openvpn openvpn (>= 2.7 < 2.7.5)

Related

Weakness · CWE (1)

  • CWE-617 Reachable Assertion weakness

References