CVE-2009-3749

CVE-2009-3749 is a medium-severity vulnerability in Websense Email Security with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

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.

Frequently asked questions

What is CVE-2009-3749?
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.
How severe is CVE-2009-3749?
CVE-2009-3749 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2009-3749 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-3749?
CVE-2009-3749 primarily affects Websense Email Security. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-3749?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-3749 published?
CVE-2009-3749 was published on 2009-10-22 and last updated on 2026-06-16.

References

Affected products (2)