CVEvulnerability
CVE-2020-10136
5.3 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-06-02
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-290
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 configurations
• cisco nx-os 5.2\(1\)sk3\(1.1\)
• cisco nx-os 5.2\(1\)sk3\(2.1\)
• cisco nx-os 5.2\(1\)sk3\(2.1a\)
• cisco nx-os 5.2\(1\)sk3\(2.2\)
• cisco nx-os 5.2\(1\)sk3\(2.2b\)
• cisco nx-os 5.2\(1\)sm1\(5.1\)
• cisco nx-os 5.2\(1\)sm1\(5.2\)
• cisco nx-os 5.2\(1\)sm1\(5.2a\)
• cisco nx-os 5.2\(1\)sm1\(5.2b\)
• cisco nx-os 5.2\(1\)sm1\(5.2c\)
• cisco nx-os 5.2\(1\)sm3\(1.1\)
• cisco nx-os 5.2\(1\)sm3\(1.1a\)
• cisco nx-os 5.2\(1\)sm3\(1.1b\)
• cisco nx-os 5.2\(1\)sm3\(1.1c\)
• cisco nx-os 5.2\(1\)sm3\(2.1\)
• cisco nx-os 5.2\(1\)sv3\(1.1\)
• cisco nx-os 5.2\(1\)sv3\(1.2\)
• cisco nx-os 5.2\(1\)sv3\(1.3\)
• cisco nx-os 5.2\(1\)sv3\(1.4\)
• cisco nx-os 5.2\(1\)sv3\(1.4b\)
• cisco nx-os 5.2\(1\)sv3\(1.5a\)
• cisco nx-os 5.2\(1\)sv3\(1.5b\)
• cisco nx-os 5.2\(1\)sv3\(1.6\)
• cisco nx-os 5.2\(1\)sv3\(1.10\)
• cisco nx-os 5.2\(1\)sv3\(1.15\)
• cisco nx-os 5.2\(1\)sv3\(2.1\)
• cisco nx-os 5.2\(1\)sv3\(2.5\)
• cisco nx-os 5.2\(1\)sv3\(2.8\)
• cisco nx-os 5.2\(1\)sv3\(3.1\)
• cisco nx-os 5.2\(1\)sv3\(3.15\)
• cisco nx-os 5.2\(1\)sv3\(4.1\)
• cisco nx-os 5.2\(1\)sv3\(4.1a\)
• cisco nx-os 5.2\(1\)sv3\(4.1b\)
• cisco nx-os 5.2\(1\)sv5\(1.1\)
• cisco nx-os 5.2\(1\)sv5\(1.2\)
• cisco nx-os 5.2\(1\)sv5\(1.3\)
• cisco nx-os 5.0\(3\)a1\(1\)
• cisco nx-os 5.0\(3\)a1\(2\)
• cisco nx-os 5.0\(3\)a1\(2a\)
• cisco nx-os 5.0\(3\)u1\(1\)
• cisco nx-os 5.0\(3\)u1\(1a\)
• cisco nx-os 5.0\(3\)u1\(1b\)
• cisco nx-os 5.0\(3\)u1\(1c\)
• cisco nx-os 5.0\(3\)u1\(1d\)
• cisco nx-os 5.0\(3\)u1\(2\)
• cisco nx-os 5.0\(3\)u1\(2a\)
• cisco nx-os 5.0\(3\)u2\(1\)
• cisco nx-os 5.0\(3\)u2\(2\)
• cisco nx-os 5.0\(3\)u2\(2a\)
• cisco nx-os 5.0\(3\)u2\(2b\)
• cisco nx-os 5.0\(3\)u2\(2c\)
• cisco nx-os 5.0\(3\)u2\(2d\)
• cisco nx-os 5.0\(3\)u3\(1\)
• cisco nx-os 5.0\(3\)u3\(2\)
• cisco nx-os 5.0\(3\)u3\(2a\)
• cisco nx-os 5.0\(3\)u3\(2b\)
• cisco nx-os 5.0\(3\)u4\(1\)
• cisco nx-os 5.0\(3\)u5\(1\)
• cisco nx-os 5.0\(3\)u5\(1a\)
• cisco nx-os 5.0\(3\)u5\(1b\)
… and 198 more
Related
Weakness · CWE (1)
- CWE-290 Authentication Bypass by Spoofing weakness
References
- https://datatracker.ietf.org/doc/html/rfc6169 datatracker.ietf.org
- https://kb.cert.org/vuls/id/636397/ Third Party Advisory, US Government Resource
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-ipip-dos-kCT9X4 Vendor Advisory
- https://www.digi.com/resources/security Third Party Advisory
- https://www.kb.cert.org/vuls/id/636397 Third Party Advisory, US Government Resource
- https://datatracker.ietf.org/doc/html/rfc6169 datatracker.ietf.org
- https://kb.cert.org/vuls/id/636397/ Third Party Advisory, US Government Resource
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-ipip-dos-kCT9X4 Vendor Advisory
- https://www.digi.com/resources/security Third Party Advisory
- https://www.kb.cert.org/vuls/id/199397 www.kb.cert.org
- https://www.kb.cert.org/vuls/id/636397 Third Party Advisory, US Government Resource