HOMEVULNERABILITIESCVE-2020-11904
HIGH

CVE-2020-11904

CWE-190Published: June 17, 2020· Updated: Jun 17, 2026

7.3
CVSS v3.1

Official Description

The Treck TCP/IP stack before 6.0.1.66 has an Integer Overflow during Memory Allocation that causes an Out-of-Bounds Write.

NVD Source

Technical Analysis

CVE-2020-11904 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
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected Vendors & Products

treck1 product(s)
tcp\/ip
Source: NVD CPE · 1 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 (18)

Quick Facts

CVE IDCVE-2020-11904
CVSS Score7.3 / 10
SeverityHIGH
WeaknessCWE-190
CISA KEVNo
Affected1 vendor(s)
PublishedJun 17, 2020

Related CVEs (CWE-190)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2020-11904 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.