GPON ONT Home Gateway Remote Enabling of Telnet (CVE-2019-3917)

medium Nessus Plugin ID 124240
New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it is different from CVSS.

VPR Score: 3.6

Synopsis

The remote host is affected by an authenticated remote code execution vulnerability.

Description

An issue was discovered in GPON ONT Home Gateway web API. The API exposes a HTTP endpoint which when requested by an attacker starts the telnetd daemon on the device.

Solution

Consult your vendor for a patch or a workaround.

See Also

https://www.tenable.com/security/research/tra-2019-09

Plugin Details

Severity: Medium

ID: 124240

File Name: gpon_cve-2019-3917.nbin

Version: 1.24

Type: remote

Family: Web Servers

Published: 4/24/2019

Updated: 4/20/2021

Dependencies: gpon_router_detect.nbin, telnet.nasl

Risk Information

Risk Factor: Medium

VPR Score: 3.6

CVSS Score Source: CVE-2019-3917

CVSS v2.0

Base Score: 5

Temporal Score: 3.9

Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

Temporal Vector: E:POC/RL:OF/RC:C

CVSS v3.0

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Temporal Vector: E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:dasannetworks:gpon_router

Required KB Items: installed_sw/GPON HG

Exploit Available: true

Exploit Ease: Exploits are available

Exploited by Nessus: true

Vulnerability Publication Date: 2/27/2019

Reference Information

CVE: CVE-2019-3917