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TI-2020-11029 Aliases CVE-2020-14077GHSA-pcxg-qqg8-97ff

TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the…

Priority MEDIUM 42CWE-787Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action set_sta_enrollee_pin_wifi1 (or set_sta_enrollee_pin_wifi0) with a sufficiently long wps_sta_enrollee_pin key.

Why it matters now

EPSS 0.01783 78th 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 · 2

CPEVersionsRoleVendor
cpe:2.3:o:trendnet:tew-827dru_firmware:*:*:*:*:*:*:*:*up to 2.06b04VulnerableTRENDnet
cpe:2.3:h:trendnet:tew-827dru:-:*:*:*:*:*:*:*not specified by NVDRunning onTRENDnet
  • cpe:2.3:o:trendnet:tew-827dru_firmware:*:*:*:*:*:*:*:* Versions up to 2.06b04 Vulnerable ·TRENDnet
  • cpe:2.3:h:trendnet:tew-827dru:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·TRENDnet

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-14077
  2. 2026-10-03 Alias added: GHSA-pcxg-qqg8-97ff

References

Advisory 2

  • TI-2024-18847 There is a command injection vulnerability in the TRENDnet TEW-827DRU router with… CVSS 3.1CRITICAL 10.0
  • TI-2024-18846 There is a command injection vulnerability in the TRENDnet TEW-827DRU router with… CVSS 3.1HIGH 8.8
  • TI-2024-24383 TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the… CVSS 3.1HIGH 8.1
  • TI-2021-03458 Missing authentication in Trendnet AC2600 TEW-827DRU CVSS 3.1CRITICAL 9.8
  • TI-2019-09962 TRENDnet TEW-827DRU with firmware up to and including 2.04B03 contains multiple command… CVSS 3.0CRITICAL 9.8
  • TI-2021-03450 Missing authentication in Trendnet AC2600 TEW-827DRU CVSS 3.1MEDIUM 5.3
See all 41 →

Sources

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