CVE-2020-11911
The Treck TCP/IP stack before 6.0.1.66 has Improper ICMPv4 Access Control.
CVE-2020-11911 is a medium vulnerability (CVSS 5.3) in Treck Tcp\/ip, published June 17, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.15%, the 88th percentile. No source names a fixed version.
- Severity
- 5.3 MediumCVSS 3.1, NVD
- Exploit chance
- 3.15%EPSS, 88th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
The Treck TCP/IP stack before 6.0.1.66 has Improper ICMPv4 Access Control.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
Affected products
What each source reports
NVD Score used
The Treck TCP/IP stack before 6.0.1.66 has Improper ICMPv4 Access Control.
- Record
CVE-2020-11911- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-732
- Updated
- 2026-11-02
CVE ListNo score
The Treck TCP/IP stack before 6.0.1.66 has Improper ICMPv4 Access Control.
- Record
CVE-2020-11911- Updated
- 2026-11-02
EUVDEUVD-2020-4248No score
The Treck TCP/IP stack before 6.0.1.66 has Improper ICMPv4 Access Control.
- Record
EUVD-2020-4248- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xwf2-93hx-88xmNo score
The Treck TCP/IP stack before 6.0.1.66 has Improper ICMPv4 Access Control.
The Treck TCP/IP stack before 6.0.1.66 has Improper ICMPv4 Access Control.
- Record
GHSA-xwf2-93hx-88xm- Weakness
- CWE-862
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.