CVE-2025-23018CWE-940

IPv4-in-IPv6 and IPv6-in-IPv6 tunneling (RFC 2473) do not require the validation or verification of the source of a network packet, allowing an attacker to…

Medium · published January 14, 2025

CVSS v3.1
5.4
EPSS
1%
Percentile
63.3
In the wild
Unconfirmed
What it is

IPv4-in-IPv6 and IPv6-in-IPv6 tunneling (RFC 2473) do not require the validation or verification of the source of a network packet, allowing an attacker to spoof and route arbitrary traffic via an exposed network interface. This is a similar issue to CVE-2020-10136.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.01025 · 63.3th percentile
Weakness
CWE-940 · Improper Verification of Source of a Communication Channel
Published
2025-01-14T00:00Z
EPSS history
Timeline
  • 14 JAN 00:00Z
    IPv4-in-IPv6 and IPv6-in-IPv6 tunneling (RFC 2473) do not require the validation or verification of the source of a network packet, allowing an attacker to…
    cvelistv5