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2 vulnerabilities found for RFC2003 - IP Encapsulation within IP by IETF

CVE-2020-10136 (GCVE-0-2020-10136)
Vulnerability from nvd
Published
2020-06-02 08:35
Modified
2025-11-03 20:33
Severity ?
CWE
  • CWE-290 - Authentication Bypass by Spoofing
Summary
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.
References
Impacted products
Vendor Product Version
IETF RFC2003 - IP Encapsulation within IP Version: STD 1
 Create a notification for this product.
Show details on NVD website

To clipboard 

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    "cna": {
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        {
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      ],
      "source": {
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    "dateUpdated": "2025-11-03T20:33:32.981Z",
    "state": "PUBLISHED"
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CVE-2020-10136 (GCVE-0-2020-10136)
Vulnerability from cvelistv5
Published
2020-06-02 08:35
Modified
2025-11-03 20:33
Severity ?
CWE
  • CWE-290 - Authentication Bypass by Spoofing
Summary
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.
References
Impacted products
Vendor Product Version
IETF RFC2003 - IP Encapsulation within IP Version: STD 1
 Create a notification for this product.
Show details on NVD website

To clipboard 

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          },
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          },
          {
            "url": "https://www.kb.cert.org/vuls/id/199397"
          }
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        "title": "CVE Program Container"
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    "cna": {
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        },
        {
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        },
        {
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        },
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        }
      ],
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        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "IP-in-IP protocol allows a remote, unauthenticated attacker to route arbitrary network traffic",
      "workarounds": [
        {
          "lang": "en",
          "value": "Users can block IP-in-IP packets by filtering IP protocol number 4. Note this filtering is for the IPv4 Protocol (or IPv6 Next Header) field value of 4 and not IP protocol version 4 (IPv4)."
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