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TI-2021-18922 Aliases CVE-2021-42712GHSA-qw42-c99x-mhgj

Splashtop Streamer through 3.4.8.3 creates a Temporary File in a Directory with Insecure Permissions.

Priority LOW 34CWE-668Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
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 · NVD. Fix status from CNA.

Summary

Splashtop Streamer through 3.4.8.3 creates a Temporary File in a Directory with Insecure Permissions.

Why it matters now

EPSS 0.00302 23rd 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 · 1

CPEVersionsRoleVendor
cpe:2.3:a:splashtop:streamer:*:*:*:*:*:windows:*:*before 3.5.0.0VulnerableSplashtop
  • cpe:2.3:a:splashtop:streamer:*:*:*:*:*:windows:*:* Versions before 3.5.0.0 Vulnerable ·Splashtop

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-42712
  2. 2026-10-03 Alias added: GHSA-qw42-c99x-mhgj

References

Advisory 2

  • TI-2024-28059 The MSI installer for Splashtop Streamer for Windows before 3.6.0.0 uses a temporary… CVSS 3.1HIGH 7.8
  • TI-2024-28057 The MSI installer for Splashtop Streamer for Windows before 3.6.2.0 uses a temporary… CVSS 3.1HIGH 7.8
  • TI-2023-02980 Insecure Permissions in Splashtop Software Updater CVSS 3.1HIGH 7.8
  • TI-2024-28058 The MSI installer for Splashtop Streamer for Windows before 3.5.8.0 uses a temporary… CVSS 3.1HIGH 7.8
  • TI-2024-28056 The MSI installer for Splashtop Streamer for Windows before 3.7.0.0 uses a temporary… CVSS 3.1HIGH 7.0
  • TI-2020-09948 A Windows privilege change issue was discovered in Splashtop Software Updater before… CVSS 3.1MEDIUM 6.6

Sources

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