Is CVE-2011-3996 being actively exploited?

CVE-2011-3996 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-3996?

CVE-2011-3996 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2011-3996

MEDIUM · CVSS 5.0EPSS 2.4%EU EUVD

The LiveData Service in CSWorks before 2.0.4115.1 allows remote attackers to cause a denial of service (service crash) via crafted TCP packets.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE): CWE-399
EPSS score: 2.4% (84th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-3949)
Published: November 3, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-3949 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks
controlsystemworks / csworks

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain