SARA / Free Tools / CVE / CVE-2019-6813

CVE-2019-6813 — A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability ex

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions) and Modicon M340 controller (all firmware versions), which could cause denial of service when truncated SNMP packets on port 16

CVSS
— —
EPSS
0.51% (top 33.90%)
CWE
CWE-754
Published
2019-09-17T19:56:55.000Z
Last modified
2024-08-04T20:31:04.281Z
CVSS vector
—

01What is this vulnerability?

A CWE-754: Improper Check for Unusual or Exceptional Conditions vulnerability exists in BMXNOR0200H Ethernet / Serial RTU module (all firmware versions) and Modicon M340 controller (all firmware versions), which could cause denial of service when truncated SNMP packets on port 161/UDP are received by the device.

02Affected products

VendorProductVersions
CVE-2019-6813BMXNOR0200H Ethernet / Serial RTU moduleall firmware versions
CVE-2019-6813Modicon M340 controllerall 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

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

09References

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