Is CVE-2011-4659 being actively exploited?

CVE-2011-4659 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-4659?

CVE-2011-4659 has a CVSS 2.0 base score of 10.0 (HIGH).

CVE-2011-4659

HIGH · CVSS 10.0EPSS 1.9%EU EUVD

Cisco TelePresence Software before TE 4.1.1 on the Cisco IP Video Phone E20 has a default password for the root account after an upgrade to TE 4.1.0, which makes it easier for remote attackers to modify the configuration via an SSH session, aka Bug ID CSCtw69889, a different vulnerability than CVE-2011-2555.

Key facts

CVSS score: 10.0 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-264
EPSS score: 1.9% (80th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-4577)
Published: January 19, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4577 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

cisco / ip video phone e20
cisco / telepresence e20 software
cisco / telepresence e20 software
cisco / telepresence e20 software
cisco / telepresence e20 software
cisco / telepresence e20 software
cisco / telepresence e20 software
cisco / telepresence e20 software
cisco / telepresence e20 software
cisco / telepresence e20 software
cisco / telepresence e20 software

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120118-te(Vendor Advisory)

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

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