Is CVE-2012-3919 being actively exploited?

CVE-2012-3919 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-3919?

CVE-2012-3919 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2012-3919

MEDIUM · CVSS 5.0EPSS 1.2%EU EUVD

The Cisco Application Control Engine (ACE) module 3.0 for Cisco Catalyst switches and Cisco routers does not properly monitor Load Balancer (LB) queues, which allows remote attackers to cause a denial of service (incorrect memory access and module reboot) via application traffic, aka Bug ID CSCtw70879.

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: 1.2% (69th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-3863)
Published: September 16, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-3863 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

cisco / application control engine module

References

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

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