WID-SEC-W-2025-0126

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

Verschiedene Tunneling Protokolle: Mehrere Schwachstellen

view advisory published 2025-01-19

Ein Angreifer kann mehrere Schwachstellen in verschiedenen Tunneling Protokollen (GRE/IPIP/4in6/6in4) ausnutzen, um einen Spoofing-Angriff durchzuführen, Sicherheitsmaßnahmen zu umgehen, einen Denial-of-Service-Zustand zu erzeugen und andere nicht spezifizierte Angriffe durchzuführen.

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describes (4)

Related CVEs.

IDseverity exploitable
CVE-2024-7596USmedium6.5—
Proposed Generic UDP Encapsulation (GUE) (IETF Draft) do not validate or verify the source of a network packet allowing an attacker to spoof and route arbitrary traffic via an expo…
CVE-2024-7595USmedium6.5Exploit
GRE and GRE6 Protocols (RFC2784) do not validate or verify the source of a network packet allowing an attacker to spoof and route arbitrary traffic via an exposed network interface…
CVE-2025-23019USmedium6.5—
IPv6-in-IPv4 tunneling (RFC 4213) allows an attacker to spoof and route traffic via an exposed network interface.
CVE-2025-23018USmedium6.5—
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 arbitrar…
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references

External citations — patches, advisories, analysis.

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