SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-11907

The Treck TCP/IP stack before 6.0.1.66 improperly handles a Length Parameter Inconsistency in TCP.

MEDIUM 6.3EPSS 1.96%

Does this matter?

Lower severity and a low EPSS score (1.96%). Track it; it rarely justifies an emergency change on its own.

Description

The Treck TCP/IP stack before 6.0.1.66 improperly handles a Length Parameter Inconsistency in TCP.

CVSS 3.1
6.3 MEDIUMCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS
1.96% probability · 80th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
treck/tcp\/ip
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.96%26 October 202626 October 2026

EPSS 2.0% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.