Vulnerability Report

CVE-2000-1226

Title: Snort 1.6 non-IP packet handling crash

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2000-1226.

CWE Category NVD-CWE-noinfo

Published Date Dec 31, 2000

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 5.0 CVSS v2.0

Exploit Probability (EPSS)

1.26%

Vulnerability Summary

CVE-2000-1226: Snort 1.6, when running in straight ASCII packet logging mode or IDS mode with straight decoded ASCII packet logging selected, allows remote attackers to cause a denial of service (crash) by sending non-IP protocols that Snort does not know about, as demonstrated by an nmap protocol scan.

Impacted Vendors

snort 1

martin_roesch 1

cisco 1

Reference Links

http://archives.neohapsis.com/archives/bugtraq/2000-06/0122.html http://archives.neohapsis.com/archives/bugtraq/2000-06/0126.html http://archives.neohapsis.com/archives/bugtraq/2000-06/0122.html http://archives.neohapsis.com/archives/bugtraq/2000-06/0126.html

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

5.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2000-1226 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 03, 2025 MODIFIED

Vulnerability data or affected products updated.

December 31, 2000 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected Stack

No specific products linked.