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TI-2011-04009 Aliases CVE-2011-4659GHSA-8hc9-7v2m-wf28

Cisco TelePresence Software before TE 4.1.1 on the Cisco IP Video Phone E20 has a default…

Priority MEDIUM 47CWE-264Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
Complete · Complete · Complete
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-264.

Summary

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.

Why it matters now

EPSS 0.01902 79th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 11

CPEVersionsRoleVendor
cpe:2.3:a:cisco:telepresence_e20_software:*:*:*:*:*:*:*:*up to te4.1.1-cucmVulnerableCisco
cpe:2.3:a:cisco:telepresence_e20_software:te2.2:*:*:*:*:*:*:*te2.2VulnerableCisco
cpe:2.3:a:cisco:telepresence_e20_software:te2.2.1:*:*:*:*:*:*:*te2.2.1VulnerableCisco
cpe:2.3:a:cisco:telepresence_e20_software:te4.0.0:*:*:*:*:*:*:*te4.0.0VulnerableCisco
cpe:2.3:a:cisco:telepresence_e20_software:te4.1.0:*:*:*:*:*:*:*te4.1.0VulnerableCisco
cpe:2.3:a:cisco:telepresence_e20_software:te4.1.1:*:*:*:*:*:*:*te4.1.1VulnerableCisco
cpe:2.3:a:cisco:telepresence_e20_software:tenc4.0.0:*:*:*:*:*:*:*tenc4.0.0VulnerableCisco
cpe:2.3:a:cisco:telepresence_e20_software:tenc4.1.0:*:*:*:*:*:*:*tenc4.1.0VulnerableCisco
cpe:2.3:a:cisco:telepresence_e20_software:tenc4.1.1:*:*:*:*:*:*:*tenc4.1.1VulnerableCisco
cpe:2.3:a:cisco:telepresence_e20_software:tenc4.1.1-cucm:*:*:*:*:*:*:*tenc4.1.1-cucmVulnerableCisco
  • cpe:2.3:a:cisco:telepresence_e20_software:*:*:*:*:*:*:*:* Versions up to te4.1.1-cucm Vulnerable ·Cisco
  • cpe:2.3:a:cisco:telepresence_e20_software:te2.2:*:*:*:*:*:*:* Versions te2.2 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:telepresence_e20_software:te2.2.1:*:*:*:*:*:*:* Versions te2.2.1 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:telepresence_e20_software:te4.0.0:*:*:*:*:*:*:* Versions te4.0.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:telepresence_e20_software:te4.1.0:*:*:*:*:*:*:* Versions te4.1.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:telepresence_e20_software:te4.1.1:*:*:*:*:*:*:* Versions te4.1.1 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:telepresence_e20_software:tenc4.0.0:*:*:*:*:*:*:* Versions tenc4.0.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:telepresence_e20_software:tenc4.1.0:*:*:*:*:*:*:* Versions tenc4.1.0 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:telepresence_e20_software:tenc4.1.1:*:*:*:*:*:*:* Versions tenc4.1.1 Vulnerable ·Cisco
  • cpe:2.3:a:cisco:telepresence_e20_software:tenc4.1.1-cucm:*:*:*:*:*:*:* Versions tenc4.1.1-cucm Vulnerable ·Cisco
Show 1 more CPE
CPEVersionsRoleVendor
cpe:2.3:h:cisco:ip_video_phone_e20:-:*:*:*:*:*:*:*not specified by NVDVulnerableCisco
  • cpe:2.3:h:cisco:ip_video_phone_e20:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2011-4659
  2. 2026-10-03 Alias added: GHSA-8hc9-7v2m-wf28

References

Advisory 1

  • TI-2013-02945 Cisco TelePresence TC Software before 5.1.7 and TE Software before 4.1.3 allow remote… CVSS 2.0HIGH 7.8

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences