VulnerabilityModified

CVE-2017-8116

The management interface for the Teltonika RUT9XX routers (aka LuCI) with firmware 00.03.265 and earlier allows remote attackers to execute arbitrary commands with root privileges via shell metacharacters in the username parameter in a login request.

CRITICAL 9.8EPSS 4.52%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

CVSS 3.0: 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 4.52% probability · 91th percentile
Public exploits: None in Exploit-DB
CISA KEV: Not listed
Weakness: CWE-78
Affected: teltonika/rut900 firmware · teltonika/rut905 firmware · teltonika/rut950 firmware · teltonika/rut955 firmware
Source: cve@mitre.org

EPSS trend

EPSS 4.5% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

https://github.com/nettitude/metasploit-modules/blob/master/teltonika_add_user.rbExploit, Third Party Advisory
https://github.com/nettitude/metasploit-modules/blob/master/teltonika_cmd_exec.rbExploit, Third Party Advisory
https://labs.nettitude.com/blog/cve-2017-8116-teltonika-router-unauthenticated-remote-code-execution/Third Party Advisory
https://github.com/nettitude/metasploit-modules/blob/master/teltonika_add_user.rbExploit, Third Party Advisory
https://github.com/nettitude/metasploit-modules/blob/master/teltonika_cmd_exec.rbExploit, Third Party Advisory
https://labs.nettitude.com/blog/cve-2017-8116-teltonika-router-unauthenticated-remote-code-execution/Third Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.