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TI-2018-11608 Aliases CVE-2018-16218GHSA-55v8-f5wg-rq69

A CSRF (Cross Site Request Forgery) in the web interface of the Yeahlink Ultra-elegant IP…

Priority MEDIUM 41CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-352.

Summary

A CSRF (Cross Site Request Forgery) in the web interface of the Yeahlink Ultra-elegant IP Phone SIP-T41P firmware version 66.83.0.35 allows a remote attacker to trigger code execution or settings modification on the device by providing a crafted link to the victim.

Why it matters now

EPSS 0.0126 69th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 · 2

CPEVersionsRoleVendor
cpe:2.3:o:yealink:ultra-elegant_ip_phone_sip-t41p_firmware:66.83.0.35:*:*:*:*:*:*:*66.83.0.35VulnerableYealink
cpe:2.3:h:yealink:ultra-elegant_ip_phone_sip-t41p:-:*:*:*:*:*:*:*not specified by NVDRunning onYealink
  • cpe:2.3:o:yealink:ultra-elegant_ip_phone_sip-t41p_firmware:66.83.0.35:*:*:*:*:*:*:* Versions 66.83.0.35 Vulnerable ·Yealink
  • cpe:2.3:h:yealink:ultra-elegant_ip_phone_sip-t41p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Yealink

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2018-16218
  2. 2026-10-03 Alias added: GHSA-55v8-f5wg-rq69

References

  • TI-2018-11607 The network diagnostic function (ping) in the Yeahlink Ultra-elegant IP Phone SIP-T41P… CVSS 3.0HIGH 8.8
  • TI-2018-11611 The diagnostics web interface in the Yeahlink Ultra-elegant IP Phone SIP-T41P (firmware… CVSS 3.0HIGH 8.0

Sources