Vulnerability Report

CVE-2002-2121

Title: SurfControl SuperScout Email long SMTP HELO/RCPT TO crash DoS

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2002-2121.

CWE Category NVD-CWE-noinfo

Published Date Dec 31, 2002

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 5.0 CVSS v2.0

Exploit Probability (EPSS)

2.57%

Vulnerability Summary

CVE-2002-2121: SurfControl SuperScout Email filter for SMTP 3.5.1 allows remote attackers to cause a denial of service (crash) via a long SMTP (1) HELO or (2) RCPT TO command, possibly due to a buffer overflow.

Impacted Vendors

surfcontrol 1

Reference Links

http://marc.info/?l=vuln-dev&m=101569966118410&w=2 http://www.iss.net/security_center/static/8424.php http://www.securityfocus.com/bid/4257 http://marc.info/?l=vuln-dev&m=101569966118410&w=2 http://www.iss.net/security_center/static/8424.php http://www.securityfocus.com/bid/4257

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-2002-2121 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, 2002 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.