← All advisories

Medium severity5.4NVD Advisory· Published Jan 14, 2025· Updated Jun 17, 2026

CVE-2025-23019

CVE-2025-23019

Description

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

2

Ietf/Ipv62 versions
cpe:2.3:a:ietf:ipv6:-:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:ietf:ipv6:-:*:*:*:*:*:*:*
- (no CPE)range: 6

Patches

Vulnerability mechanics

References

4

datatracker.ietf.org/doc/html/rfc4213nvdTechnical Description
papers.mathyvanhoef.com/usenix2025-tunnels.pdfnvdTechnical Description
www.top10vpn.com/research/tunneling-protocol-vulnerability/nvdTechnical Description
www.kb.cert.org/vuls/id/199397nvd

News mentions

0

No linked articles in our index yet.