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Vulnerability record · CVE-2020-25066 · published 22 December 2020

CVE-2020-25066: Treck tcp\/ip out-of-bounds write vulnerability

Treck · Tcp\/Ip

A heap-based buffer overflow in the Treck HTTP Server component before 6.0.1.68 allows remote attackers to cause a denial of service (crash/reset) or to possibly execute arbitrary code.

9.8 CVSS 3.1 Critical EPSS 3.5% · top 11.3% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score, v2 7.5
3.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

A heap-based buffer overflow in the Treck HTTP Server component before 6.0.1.68 allows remote attackers to cause a denial of service (crash/reset) or to possibly execute arbitrary code.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://security.netapp.com/advisory/ntap-20210201-0003/ Third Party Advisory
https://treck.com/vulnerability-response-information/ Vendor Advisory
https://security.netapp.com/advisory/ntap-20210201-0003/ Third Party Advisory
https://treck.com/vulnerability-response-information/ Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

5.4CVE-2020-11899Treck TCP/IP stack IPv6 out-of-bounds read (Ripple20)The Treck TCP/IP stack before 6.0.1.66 contains an out-of-bounds read in its IPv6 handling (CWE-125). Because Treck is embedded in many OEM products,…KEVEPSS 19%analysed10.0CVE-2020-11897Treck tcp\/ip out-of-bounds write vulnerabilityThe Treck TCP/IP stack before 5.0.1.35 has an Out-of-Bounds Write via multiple malformed IPv6 packets.EPSS 9.1%10.0CVE-2020-11896Treck tcp\/ip memory buffer overflow vulnerabilityThe Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.EPSS 37%9.1CVE-2020-11898Treck tcp\/ip memory buffer overflow vulnerabilityThe Treck TCP/IP stack before 6.0.1.66 improperly handles an IPv4/ICMPv4 Length Parameter Inconsistency, which might allow remote attackers to trigge…EPSS 19%9.0CVE-2020-11901Treck tcp\/ip out-of-bounds read vulnerabilityThe Treck TCP/IP stack before 6.0.1.66 allows Remote Code execution via a single invalid DNS response.EPSS 21%8.2CVE-2020-11900Treck tcp\/ip double free vulnerabilityThe Treck TCP/IP stack before 6.0.1.41 has an IPv4 tunneling Double Free.EPSS 13%7.3CVE-2020-11902Treck tcp\/ip out-of-bounds read vulnerabilityThe Treck TCP/IP stack before 6.0.1.66 has an IPv6OverIPv4 tunneling Out-of-bounds Read.EPSS 9.3%7.3CVE-2020-11904Treck tcp\/ip integer overflow vulnerabilityThe Treck TCP/IP stack before 6.0.1.66 has an Integer Overflow during Memory Allocation that causes an Out-of-Bounds Write.EPSS 3.2%

Source: NIST National Vulnerability Database (record CVE-2020-25066), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.