CVE-2021-20155

Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials

published December 30, 2021

CVSS
—
EPSS
2%
Percentile
79.5
In the wild
Unconfirmed
What it is

⚠️ Hardcoded credentials in your Trendnet router? It's like having a front door with an unlocked latch that everybody knows about! Think of it as leaving your house key under the welcome mat, where anyone can find it! This situation allows anyone aware of the default password to wander in and tinker with your network settings. If someone exploits this vulnerability, they could easily access your device configuration, potentially changing settings or restoring unwanted backups. This could lead to unauthorized control over your network, exposing your devices to further risks.

Put simply

Think of it as leaving your house key under the welcome mat, where anyone can find it! This situation allows anyone aware of the default password to wander in and tinker with your network settings. This vulnerability is due to the use of a hardcoded password "12345678" for backup and restore configurations in Trendnet AC2600 TEW-827DRU version 2.08B01. With this flaw, attackers could leverage the management web interface to manipulate the device settings without any additional authentication.

What to do

If someone exploits this vulnerability, they could easily access your device configuration, potentially changing settings or restoring unwanted backups. This could lead to unauthorized control over your network, exposing your devices to further risks. Immediately change the default password to something secure and unique. Make sure to keep your device firmware updated to the latest version to patch any vulnerabilities. Regularly audit your network settings to ensure there are no unauthorized changes. You've got this! Follow these steps and you'll make your network much safer. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01899 · 79.5th percentile
Published
2021-12-30T21:31Z
EPSS history
Timeline
  • 30 DEC 21:31Z
    Trendnet AC2600 TEW-827DRU version 2.08B01 makes use of hardcoded credentials
    cvelistv5