HOMEVULNERABILITIESCVE-2020-10136
MEDIUM

CVE-2020-10136

CWE-290Published: June 2, 2020· Updated: Jun 17, 2026

5.3
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2020-10136 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityNone
AvailabilityLow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected Vendors & Products

Cisco60 product(s)
nx-osnexus 1000vnexus 1000venexus 3016nexus 3048nexus 3064nexus 3064-tnexus 3132qnexus 3172nexus 5010nexus 5020nexus 5548p+48
digi1 product(s)
saros
HP1 product(s)
x3220nr firmware
treck1 product(s)
tcp\/ip
Source: NVD CPE · 316 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (11)

Quick Facts

CVE IDCVE-2020-10136
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-290
CISA KEVNo
Affected4 vendor(s)
PublishedJun 2, 2020

Related CVEs (CWE-290)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-10136 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.