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TI-2025-21157 Aliases CVE-2025-29660GHSA-chrr-x92m-658x

A vulnerability exists in the daemon process of the Yi IOT XY-3820 v6.0.24.10, which…

Priority HIGH 82CWE-22Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

A vulnerability exists in the daemon process of the Yi IOT XY-3820 v6.0.24.10, which exposes a TCP service on port 6789. This service lacks proper input validation, allowing attackers to execute arbitrary scripts present on the device by sending specially crafted TCP requests using directory traversal techniques.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01257 69th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

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:yiiot:xy-3820_firmware:6.0.24.10:*:*:*:*:*:*:*6.0.24.10VulnerableYiiot
cpe:2.3:h:yiiot:xy-3820:-:*:*:*:*:*:*:*not specified by NVDRunning onYiiot
  • cpe:2.3:o:yiiot:xy-3820_firmware:6.0.24.10:*:*:*:*:*:*:* Versions 6.0.24.10 Vulnerable ·Yiiot
  • cpe:2.3:h:yiiot:xy-3820:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Yiiot

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-29660
  2. 2026-10-03 Alias added: GHSA-chrr-x92m-658x

References

  • TI-2025-21156 Yi IOT XY-3820 6.0.24.10 is vulnerable to Remote Command Execution via the "cmd_listen"… CVSS 3.1CRITICAL 9.8

Sources