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Unscored Public exploit CVE-2020-10136 EUVD-2020-2599GHSA-8gxc-83hw-9578

IP-in-IP protocol allows a remote, unauthenticated attacker to route arbitrary network traffic

Published Jun 2, 2020 · Updated Nov 3, 2025 · Assigned by certcc

Description

IP-in-IP protocol specifies IP Encapsulation within IP standard (RFC 2003, STD 1) that decapsulate and route IP-in-IP traffic is vulnerable to spoofing, access-control bypass and other unexpected behavior due to the lack of validation to verify network packets before decapsulation and routing.

Affected products

VendorProductAffectedFixed
IETF RFC2003 - IP Encapsulation within IP STD 1 —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

  • PapayaJackal/ipeeyoupeewepee ★ 12 · Jan 21, 2025

    Scanner and attack suite for hosts that forward unauthenticated packets via IPIP and GRE protocols. (CVE-2020-10136 CVE-2024-7595)

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

References