Is CVE-2011-3997 being actively exploited?

CVE-2011-3997 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-3997?

CVE-2011-3997 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2011-3997

HIGH · CVSS 7.5EPSS 1.4%EU EUVD

Opengear console servers with firmware before 2.2.1 allow remote attackers to bypass authentication, and modify settings or access connected equipment, via unspecified vectors.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-287
EPSS score: 1.4% (72th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-3950)
Published: November 9, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-3950 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

opengear / acm5000 console server
opengear / cm4000 console server
opengear / im4004-5 console server
opengear / im4200 console server
opengear / img4000 console server
opengear / kcs6000 rackside console server
opengear / opengear console server firmware
opengear / opengear console server firmware
opengear / opengear console server firmware
opengear / opengear console server firmware
opengear / opengear console server firmware
opengear / opengear console server firmware
opengear / opengear console server firmware
opengear / opengear console server firmware

References

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

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