Vulnerability Report

CVE-2025-23018

RCE

Title: Ietf Ipv6 RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2025-23018.

CWE Category CWE-940
Published Date Jan 14, 2025
Modified Date Nov 03, 2025
Exploit Status Not Found
Score 5.4 CVSS v3.1
Exploit Probability (EPSS)
0.08%

Vulnerability Summary

CVE-2025-23018: 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.

Impacted Vendors

I
ietf 1

Reference Links

https://datatracker.ietf.org/doc/html/rfc2473 https://papers.mathyvanhoef.com/usenix2025-tunnels.pdf https://www.top10vpn.com/research/tunneling-protocol-vulnerability/ https://www.kb.cert.org/vuls/id/199397
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.4
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-23018 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

MODIFIED

Vulnerability data updated via NVD.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity HIGH
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N

Affected Stack

No specific products linked.