VDB-166037 · CVE-2020-7536 · SEVD-2020-343

Schneider Electric Modicon M340 SNMP Network unusual condition

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Schneider Electric Modicon M340. This vulnerability affects unknown code of the component SNMP. The manipulation of the argument Network leads to unusual condition. This vulnerability is uniquely identified as CVE-2020-7536. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Schneider Electric Modicon M340 (SCADA Software) (the affected version is unknown) and classified as problematic. This issue affects an unknown code of the component SNMP. The manipulation of the argument network with an unknown input leads to a unusual condition vulnerability. Using CWE to declare the problem leads to CWE-754. The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product. Impacted is availability.

The weakness was disclosed 12/11/2020 as SEVD-2020-343. The advisory is shared at se.com. The identification of this vulnerability is CVE-2020-7536. Technical details are known, but no exploit is available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

SCADA Software

Vendor

Schneider Electric

Name

Modicon M340

License

commercial

Website

Vendor: https://www.schneider-electric.com/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
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: Unusual condition
CWE: CWE-754
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
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/21/2020 🔍
12/11/2020 +325 days 🔍
12/11/2020 +0 days 🔍
12/16/2020 +5 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: SEVD-2020-343
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-7536 (🔍)
GCVE (CVE): GCVE-0-2020-7536
GCVE (VulDB): GCVE-100-166037

Entryinfo

Created: 12/11/2020 11:38
Updated: 12/16/2020 06:57
Changes: 12/11/2020 11:38 (38), 12/16/2020 06:54 (6), 12/16/2020 06:57 (18)
Complete: 🔍
Cache ID: 216::103