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Vulnerability Intelligence

CVE-2025-23019 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2025-23019

CVE-2025-23019

MEDIUM5.4

IPv6-in-IPv4 tunneling (RFC 4213) allows an attacker to spoof and route traffic via an exposed network interface

Published Jan 14, 2025

Modified 4 months ago

Details

IPv6-in-IPv4 tunneling (RFC 4213) allows an attacker to spoof and route traffic via an exposed network interface.

References

https://datatracker.ietf.org/doc/html/rfc4213

https://papers.mathyvanhoef.com/usenix2025-tunnels.pdf

https://www.cve.org/CVERecord?id=CVE-2025-23019

https://www.kb.cert.org/vuls/id/199397

https://www.top10vpn.com/research/tunneling-protocol-vulnerability/

CVSS Analysis

CVSS v3.1

5.4

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

HighAC:H

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

ChangedS:C

Impact

Confidentiality

LowC:L

Integrity

LowI:L

Availability

NoneA:N

5.4/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedJan 14, 2025

ModifiedNov 3, 2025