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Vulnerability record · CVE-2002-2121 · published 31 December 2002

CVE-2002-2121: Surfcontrol superscout email filter vulnerability

SSurfcontrol · Superscout Email Filter

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.

5.0 CVSS 2.0 Medium EPSS 2.6% · top 15.4%
5.0CVSS 2.0 base score
2.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

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.

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

Affected products

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

References

LinkTags
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

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Related vulnerabilities

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

5.0CVE-2002-1530Surfcontrol superscout email filter vulnerabilityThe administrative web interface (STEMWADM) for SurfControl SuperScout Email Filter allows users to obtain usernames and plaintext passwords via a re…EPSS 5.9%5.0CVE-2002-1531Surfcontrol superscout email filter vulnerabilityThe administrative web interface (STEMWADM) for SurfControl SuperScout Email Filter allows remote attackers to cause a denial of service (crash) via …EPSS 2.6%5.0CVE-2002-1532Surfcontrol superscout email filter vulnerabilityThe administrative web interface (STEMWADM) for SurfControl SuperScout Email Filter allows remote attackers to cause a denial of service (resource ex…EPSS 2.6%4.3CVE-2002-1529Surfcontrol superscout email filter vulnerabilityCross-site scripting (XSS) vulnerability in msgError.asp for the administrative web interface (STEMWADM) for SurfControl SuperScout Email Filter allo…EPSS 3.6%

Source: NIST National Vulnerability Database (record CVE-2002-2121), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.