CVE-2017-8771
On BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default)...
CVE-2017-8771 is a critical vulnerability (CVSS 9.8) in Twsz Wifi Repeater Firmware, published September 20, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.41%, the 73rd percentile. No source names a fixed version.
- Severity
- 9.8 CriticalCVSS 3.0, NVD
- Exploit chance
- 1.41%EPSS, 73rd percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
On BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default) with default credentials as root (username:"root" password:"root"). The attacker can make a user that is connected to the repeater click on a malicious link that will log into the telnet and will infect the device with malicious code.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
Affected products
What each source reports
NVD Score used 9.8
On BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default) with default credentials as root (username:"root" password:"root"). The attacker can make a user that is connected to the repeater click on a malicious link that will log into the telnet and will infect the device with malicious code.
- Record
CVE-2017-8771- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-798
- Updated
- 2026-11-02
CVE ListNo score
On BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default) with default credentials as root (username:"root" password:"root"). The attacker can make a user that is connected to the repeater click on a malicious link that will log into the telnet and will infect the device with malicious code.
- Record
CVE-2017-8771- Updated
- 2026-11-02
EUVDEUVD-2017-17715No score
On BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default) with default credentials as root (username:"root" password:"root"). The attacker can make a user that is connected to the repeater click on a malicious link that will log into the telnet and will infect the device with malicious code.
- Record
EUVD-2017-17715- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q564-r9g4-pcf9 9.8
On BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default)...
On BE126 WIFI repeater 1.0 devices, an attacker can log into telnet (which is open by default) with default credentials as root (username:"root" password:"root"). The attacker can make a user that is connected to the repeater click on a malicious link that will log into the telnet and will infect the device with malicious code.
- Record
GHSA-q564-r9g4-pcf9- CVSS 3.0
- 9.8 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-798
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.