#VU31813 Resource exhaustion in Schneider Electric Hardware solutions


Published: 2020-07-24

Vulnerability identifier: #VU31813

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-7486

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Tricon Communications Module (TCM) Models 4351
Hardware solutions / Other hardware appliances
Tricon Communications Module (TCM) Models 4352
Hardware solutions / Other hardware appliances
Tricon Communications Module (TCM) Models 4351A/B
Hardware solutions / Other hardware appliances
Tricon Communications Module (TCM) Models 4352A/B
Hardware solutions / Other hardware appliances

Vendor: Schneider Electric

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Tricon Communications Module (TCM) Models 4351: 10.0.0

Tricon Communications Module (TCM) Models 4352: 10.0.0

Tricon Communications Module (TCM) Models 4351A/B: 10.0.0

Tricon Communications Module (TCM) Models 4352A/B: 10.0.0


External links
http://www.se.com/ww/en/download/document/SESB-2020-105-01


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.


Latest bulletins with this vulnerability