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THREATWIRE

CVE Tracker

CVE-2020-11899

Treck TCP/IP stack Out-of-Bounds Read Vulnerability

IN CISA KEV

The Treck TCP/IP stack contains an IPv6 out-of-bounds read vulnerability.

Vendor
Treck TCP/IP stack
Product
IPv6
CVSS
No score recorded (no NVD record loaded for this entry)
Published
Not recorded
NVD modified
Not recorded

CISA KEV

Date added
2022-03-03
Due date
2022-03-17
Ransomware use
Unknown
Required action
Apply updates per vendor instructions.

EPSS

18.4% chance of exploitation in the next 30 days (percentile 97th)

FIRST EPSS, updated 17 Oct 2026. About EPSS

CVSS is severity, EPSS is likelihood, KEV means already exploited. EPSS is a statistical probability, not a certainty: a low score does not make a bug safe, and a high one does not prove it is being exploited.

Data last updated 18 Oct 2026. Sources: NVD API 2.0, CISA KEV catalog, FIRST EPSS. Links: NVD, CISA KEV. Metadata only. ThreatWire does not host exploit code.