TI-2018-14083 Aliases CVE-2018-19879 GHSA-mc55-hg68-v7m4

An issue was discovered in /cgi-bin/luci on Teltonika RTU9XX (e.g., RUT950) R_31.04.89…

MEDIUM 45CWE-307Published 2019-03-28 · Updated 2024-08-05

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-307.

Summary

An issue was discovered in /cgi-bin/luci on Teltonika RTU9XX (e.g., RUT950) R_31.04.89 before R_00.05.00.5 devices. The authentication functionality is not protected from automated tools used to make login attempts to the application. An anonymous attacker has the ability to make unlimited login attempts with an automated tool. This ability could lead to cracking a targeted user's password.

Why it matters now

EPSS 0.01257 69th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:teltonika:rut950_firmware:r_31.04.89:::::::*	r_31.04.89	Vulnerable	Teltonika
cpe:2.3:h:teltonika:rut950:-:::::::*	not specified by NVD	Running on	Teltonika

cpe:2.3:o:teltonika:rut950_firmware:r_31.04.89:*:*:*:*:*:*:* Versions r_31.04.89 Vulnerable ·Teltonika
cpe:2.3:h:teltonika:rut950:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Teltonika

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-19879
2026-10-03 Alias added: GHSA-mc55-hg68-v7m4

References

Exploit 1

https://www.triadsec.com/CVE-2018-19879.pdf

Advisory 1

https://wiki.teltonika.lt/index.php?title=RUT9xx_Firmware

TI-2018-12492 Teltonika RUT9XX routers with firmware before 00.04.233 are prone to multiple… CVSS 3.0CRITICAL 9.8
TI-2017-05691 The management interface for the Teltonika RUT9XX routers (aka LuCI) with firmware… CVSS 3.0CRITICAL 9.8
TI-2018-14082 An issue was discovered on Teltonika RTU950 R_31.04.89 devices. CVSS 3.0MEDIUM 6.5
TI-2018-12494 Teltonika RUT9XX routers with firmware before 00.04.233 provide a root terminal on a… CVSS 3.0MEDIUM 6.8
TI-2018-12493 Teltonika RUT9XX routers with firmware before 00.05.01.1 are prone to cross-site… CVSS 3.0MEDIUM 6.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences