Detections
Analytics

MikroTik RouterOS Uncontrolled Recursion (CVE-2019-13955)

medium Tenable OT Security Plugin ID 502057

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Mikrotik RouterOS before 6.44.5 (long-term release tree) is vulnerable to stack exhaustion. By sending a crafted HTTP request, an authenticated remote attacker can crash the HTTP server via recursive parsing of JSON. Malicious code cannot be injected.

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://seclists.org/fulldisclosure/2019/Jul/20

http://www.nessus.org/u?000600fe

Plugin Details

Severity: Medium

ID: 502057

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: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2019-13955

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/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:6.44.5, cpe:/o:mikrotik:routeros:6.45

Required KB Items: Tenable.ot/MikroTik

Exploit Ease: No known exploits are available

Patch Publication Date: 7/26/2019

Vulnerability Publication Date: 7/26/2019

Reference Information

CVE: CVE-2019-13955

CWE: 674