Denial of service in Schneider Electric Tricon Communication Module
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2020-7486 |
| CWE-ID | CWE-400 |
| Exploitation vector | Network |
| Public exploit | N/A |
| 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 |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Resource exhaustion
EUVDB-ID: #VU31813
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-7486
CWE-ID:
CWE-400 - Resource exhaustion
Exploit availability: No
DescriptionThe 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsTricon 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
CPE2.3- cpe:2.3:h:schneider_electric:tricon_communications_module_tcm_models_4351:*:*:*:*:*:*:*:*
- cpe:2.3:h:schneider_electric:tricon_communications_module_tcm_models_4351:10.0.0:*:*:*:*:*:*:*
- cpe:2.3:h:schneider_electric:tricon_communications_module_tcm_models_4352:*:*:*:*:*:*:*:*
- cpe:2.3:h:schneider_electric:tricon_communications_module_tcm_models_4352:10.0.0:*:*:*:*:*:*:*
- cpe:2.3:h:schneider_electric:tricon_communications_module_tcm_models_4351a_b:*:*:*:*:*:*:*:*
- cpe:2.3:h:schneider_electric:tricon_communications_module_tcm_models_4351a_b:10.0.0:*:*:*:*:*:*:*
- cpe:2.3:h:schneider_electric:tricon_communications_module_tcm_models_4352a_b:*:*:*:*:*:*:*:*
- cpe:2.3:h:schneider_electric:tricon_communications_module_tcm_models_4352a_b:10.0.0:*:*:*:*:*:*:*
https://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.
