TI-2021-03462 Aliases CVE-2021-20162 GHSA-974q-xv7x-qw7f

Cleartext storage of sensitive information in Trendnet AC2600 TEW-827DRU

LOW 23CWE-312Published 2021-12-30 · Updated 2024-08-03

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-312.

Summary

Trendnet AC2600 TEW-827DRU version 2.08B01 stores credentials in plaintext. Usernames and passwords are stored in plaintext in the config files on the device. For example, /etc/config/cameo contains the admin password in plaintext.

Why it matters now

EPSS 0.00488 42nd 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

Vendor	Product	Affected versions	Fixed in	Status	Source
—	Trendnet AC2600 TEW-827DRU	2.08B01	—	No fix listed	CNA

Trendnet AC2600 TEW-827DRU Vendor— Affected 2.08B01 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:trendnet:tew-827dru_firmware:2.08b01:::::::*	2.08b01	Vulnerable	TRENDnet
cpe:2.3:h:trendnet:tew-827dru:2.0:::::::*	2.0	Running on	TRENDnet

cpe:2.3:o:trendnet:tew-827dru_firmware:2.08b01:*:*:*:*:*:*:* Versions 2.08b01 Vulnerable ·TRENDnet
cpe:2.3:h:trendnet:tew-827dru:2.0:*:*:*:*:*:*:* Versions 2.0 Running on ·TRENDnet

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-20162
2026-10-03 Alias added: GHSA-974q-xv7x-qw7f

References

Advisory 1

https://www.tenable.com/security/research/tra-2021-54

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