VDB-156805 · CVE-2020-7496 · GCVE-0-2020-7496

Schneider Electric EcoStruxure Operator Terminal Expert up to 3.1 SP1 Project File argument injection

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.
6.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Schneider Electric EcoStruxure Operator Terminal Expert up to 3.1 SP1. It has been classified as critical. Affected by this vulnerability is an unknown functionality. This manipulation as part of Project File causes argument injection. This vulnerability is registered as CVE-2020-7496. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability was found in Schneider Electric EcoStruxure Operator Terminal Expert up to 3.1 SP1 (SCADA Software). It has been declared as critical. Affected by this vulnerability is an unknown code block. The manipulation as part of a Project File leads to a argument injection vulnerability. The CWE definition for the vulnerability is CWE-88. The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A CWE-88: Argument Injection or Modification vulnerability exists in EcoStruxure Operator Terminal Expert 3.1 Service Pack 1 and prior (formerly known as Vijeo XD)which could cause unauthorized write access when opening the project file.

The weakness was published 06/16/2020 (Website). The advisory is shared at se.com. This vulnerability is known as CVE-2020-7496 since 01/21/2020. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059 for this issue.

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

Similar entries are available at VDB-156803, VDB-156804, VDB-156806 and VDB-156802. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

SCADA Software

Vendor

Schneider Electric

Name

EcoStruxure Operator Terminal Expert

Version

3.1 SP1

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: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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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: Argument injection
CWE: CWE-88 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

01/21/2020 🔍
06/16/2020 +147 days 🔍
06/17/2020 +1 days 🔍
11/20/2020 +156 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: se.com
Status: Not defined

CVE: CVE-2020-7496 (🔍)
GCVE (CVE): GCVE-0-2020-7496
GCVE (VulDB): GCVE-100-156805
See also: 🔍

Entryinfo

Created: 06/17/2020 06:48
Updated: 11/20/2020 07:32
Changes: 06/17/2020 06:48 (38), 06/17/2020 11:07 (17), 11/20/2020 07:32 (5)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.