CVE-2009-3749

Exp

The Web Administrator service (STEMWADM.EXE) in Websense Personal Email Manager 7.1 before Hotfix 4 and Email Security 7.1 before Hotfix 4 allows remote attackers to cause a denial of service (crash) by sending a HTTP GET request to TCP port 8181 and closing the socket before the service can send a response.

Published: 2009-10-22 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-3749 is rated High Exploit Risk (64.3/100): CVSS Medium severity, with high exploitation likelihood (EPSS 7.64%, 94th percentile). 3 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2009-3749

EDB-ID Source Kind Published Link
9980 exploit_db edb 2009-10-20 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2009-3749

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 11.16% 7.64% -3.52%
2 2026-05-10 13.43% 11.16% -2.27%
3 2025-03-30 — 13.43% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-3749

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2009-3749

Affected software / configurations for CVE-2009-3749

Vendor Product Version Raw CPE
websense email_security 7.1 cpe:2.3:a:websense:email_security:7.1:*:*:*:*:*:*:*
websense personal_email_manager 7.1 cpe:2.3:a:websense:personal_email_manager:7.1:*:*:*:*:*:*:*

References for CVE-2009-3749

cvelogic Threat Intelligence