CVE-2019-6810 — CWE-284: Improper Access Control vulnerability exists in BMXNOR0200H Ethernet /

CWE-284: Improper Access Control vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions), which could cause the execution of commands by unauthorized users when using IEC 60870-5-104 protocol.

01What is this vulnerability?

CWE-284: Improper Access Control vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions), which could cause the execution of commands by unauthorized users when using IEC 60870-5-104 protocol.

02Affected products

Vendor	Product	Versions
Schneider Electric SE	BMXNOR0200H Ethernet / Serial RTU module	all firmware versions

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-09-17T19:52:38.000Z
• Last modified: 2024-08-04T20:31:04.285Z

09References

• www.schneider-electric.com — https://www.schneider-electric.com/en/download/document/SEVD-2019-225-03/
• security.cse.iitk.ac.in — https://security.cse.iitk.ac.in/responsible-disclosure