VDB-164965 · CVE-2020-5666 · icsa-20-317-01

Mitsubishi Electric MELSEC iQ-R resource consumption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Mitsubishi Electric MELSEC iQ-R and classified as problematic. This impacts an unknown function. This manipulation causes resource consumption. This vulnerability is registered as CVE-2020-5666. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability has been found in Mitsubishi Electric MELSEC iQ-R (the affected version unknown) and classified as problematic. Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability.

The weakness was published 11/16/2020 as icsa-20-317-01. The advisory is shared at us-cert.cisa.gov. This vulnerability is known as CVE-2020-5666. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

Mitsubishi Electric

Name

MELSEC iQ-R

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/06/2020 🔍
11/16/2020 +315 days 🔍
11/16/2020 +0 days 🔍
12/07/2020 +21 days 🔍

Sourcesinfo

Advisory: icsa-20-317-01
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-5666 (🔍)
GCVE (CVE): GCVE-0-2020-5666
GCVE (VulDB): GCVE-100-164965

Entryinfo

Created: 11/16/2020 08:25
Updated: 12/07/2020 17:39
Changes: 11/16/2020 08:25 (36), 12/07/2020 17:34 (2), 12/07/2020 17:39 (18)
Complete: 🔍
Cache ID: 216::103