VULNERABILITY INTELLIGENCE

CVE-2021-20149

CVSS score9.8 CRITICAL
EPSS probability1.49%
CISA KEVNot currently listed
Published2021-12-30
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Trendnet AC2600 TEW-827DRU version 2.08B01 does not have sufficient access controls for the WAN interface. The default iptables ruleset for governing access to services on the device only apply to IPv4. All services running on the devices are accessible via the WAN interface via IPv6 by default.

Weakness classification

  • nvd@nist.gov: CWE-863

Primary references