CVE-2025-23019

MEDIUM EPSS 56.1%
Published Jan 14, 20251y ago · Modified Jun 17, 20261w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Jan 14, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

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

CVSS Details

Base Score
6.5
Exploitability
2.2
Impact
3.7
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Low
Integrity Low
Availability Low

Threat Intelligence

EPSS Exploit Probability
56.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-940

Affected Products 1

VendorProductVersionRange
ietfipv6*any

References 4

  • datatracker.ietf.org https://datatracker.ietf.org/doc/html/rfc4213
    Technical Description
  • papers.mathyvanhoef.com https://papers.mathyvanhoef.com/usenix2025-tunnels.pdf
    Technical Description
  • kb.cert.org https://www.kb.cert.org/vuls/id/199397
  • top10vpn.com https://www.top10vpn.com/research/tunneling-protocol-vulnerability/
    Technical Description

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.