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CRITICAL · 9.1

CVE-2024-5594

OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected arbitrary data ending up in client logs.

Vulnerability Description

OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected arbitrary data ending up in client logs.

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
OpenvpnOpenvpn>= 2.6.0, < 2.6.11

Related Weaknesses (CWE)

CWE-1287

References

FAQ

What is CVE-2024-5594?

CVE-2024-5594 is a vulnerability with a CVSS score of 9.1 (CRITICAL). OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected arbitrary data ending up in client logs.

How severe is CVE-2024-5594?

CVE-2024-5594 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2024-5594?

Check the references section above for vendor advisories and patch information. Affected products include: Openvpn Openvpn.