MikroTik RouterOS Out-of-bounds Write (CVE-2017-20149)

critical Tenable OT Security Plugin ID 502044

Synopsis

The remote OT asset is affected by a vulnerability.

Description

The Mikrotik RouterOS web server allows memory corruption in releases before Stable 6.38.5 and Long-term 6.37.5, aka Chimay-Red. A remote and unauthenticated user can trigger the vulnerability by sending a crafted HTTP request. An attacker can use this vulnerability to execute arbitrary code on the affected system, as exploited in the wild in mid-2017 and later.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

See Also

https://github.com/BigNerd95/Chimay-Red

http://www.nessus.org/u?303bd222

Plugin Details

Severity: Critical

ID: 502044

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 2/27/2024

Updated: 2/28/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2017-20149

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:mikrotik:routeros:6.38.5, cpe:/o:mikrotik:routeros:6.37.5

Required KB Items: Tenable.ot/MikroTik

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/15/2022

Vulnerability Publication Date: 10/15/2022

Reference Information

CVE: CVE-2017-20149

CWE: 787