MikroTik RouterOS Missing Release of Memory after Effective Lifetime (CVE-2020-22844)

high Tenable OT Security Plugin ID 502017

Synopsis

The remote OT asset is affected by a vulnerability.

Description

A buffer overflow in Mikrotik RouterOS 6.47 allows unauthenticated attackers to cause a denial of service (DOS) via crafted SMB requests.

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.

Plugin Details

Severity: High

ID: 502017

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: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2020-22844

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:mikrotik:routeros:6.47

Required KB Items: Tenable.ot/MikroTik

Exploit Ease: No known exploits are available

Patch Publication Date: 2/28/2022

Vulnerability Publication Date: 2/28/2022

Reference Information

CVE: CVE-2020-22844

CWE: 401

Detections

Analytics