CVE-2021-20159 — HIGH (8.8)

Vulnerability Description

Trendnet AC2600 TEW-827DRU version 2.08B01 is vulnerable to command injection. The system log functionality of the firmware allows for command injection as root by supplying a malformed parameter.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Trendnet	Tew-827Dru Firmware	2.08b01
Trendnet	Tew-827Dru	2.0

Related Weaknesses (CWE)

CWE-78

References

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

FAQ

What is CVE-2021-20159?

CVE-2021-20159 is a vulnerability with a CVSS score of 8.8 (HIGH). Trendnet AC2600 TEW-827DRU version 2.08B01 is vulnerable to command injection. The system log functionality of the firmware allows for command injection as root by supplying a malformed parameter.

How severe is CVE-2021-20159?

CVE-2021-20159 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-20159?

Check the references section above for vendor advisories and patch information. Affected products include: Trendnet Tew-827Dru Firmware, Trendnet Tew-827Dru.