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Multiple vulnerabilities in Schneider Electric EcoStruxure Operator Terminal Expert (Vijeo XD)



Published: 2020-05-18
Severity High
Patch available YES
Number of vulnerabilities 4
CVE ID CVE-2020-7493
CVE-2020-7494
CVE-2020-7495
CVE-2020-7496
CWE ID CWE-89
CWE-427
CWE-22
CWE-88
Exploitation vector Network
Public exploit N/A
Vulnerable software
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EcoStruxure Operator Terminal Expert
Client/Desktop applications / Other client software

Vendor Schneider Electric

Security Advisory

1) SQL injection

Severity: High

CVSSv3: 7.7 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-7493

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data when parsing the parameters to "load_extension". A remote attacker can trick a victim to open a specially crafted VXDZ file and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

EcoStruxure Operator Terminal Expert: -, 3.1 SP1

CPE External links

https://www.zerodayinitiative.com/advisories/ZDI-20-658/
https://www.se.com/ww/en/download/document/SEVD-2020-133-04/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Insecure DLL loading

Severity: High

CVSSv3: 8.3 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-7494

CWE-ID: CWE-427 - Uncontrolled Search Path Element

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists within the handling of VXDZ files due to the application loads DLL libraries in an insecure manner. A remote attacker can place a specially crafted .dll file, trick the victim into opening a file, associated with the vulnerable application, and execute arbitrary code on victim's system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

EcoStruxure Operator Terminal Expert: -, 3.1 SP1

CPE External links

https://www.zerodayinitiative.com/advisories/ZDI-20-656/
https://www.se.com/ww/en/download/document/SEVD-2020-133-04/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Path traversal

Severity: Low

CVSSv3: 3.8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7495

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can trick a victim to open a specially crafted ZIP file and gain unauthorized write access outside of expected path folder.

Mitigation

Install update from vendor's website.

Vulnerable software versions

EcoStruxure Operator Terminal Expert: -, 3.1 SP1

CPE External links

https://www.zerodayinitiative.com/advisories/ZDI-20-657/
https://www.se.com/ww/en/download/document/SEVD-2020-133-04/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Argument Injection

Severity: Low

CVSSv3: 3.8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7496

CWE-ID: CWE-88 - Argument Injection or Modification

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain write access to the system.

The vulnerability exists due to the argument injection or modification issue. A remote attacker can trick a victim to open a specially crafted project file and gain unauthorized write access to the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

EcoStruxure Operator Terminal Expert: -, 3.1 SP1

CPE External links

https://www.se.com/ww/en/download/document/SEVD-2020-133-04/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.