Vulnerability Details : CVE-2019-6813
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.
Vulnerability category: Denial of service
Products affected by CVE-2019-6813
- cpe:2.3:o:schneider-electric:bmxnor0200h_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-6813
0.31%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 70 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-6813
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2019-6813
-
The product does not check or incorrectly checks for unusual or exceptional conditions that are not expected to occur frequently during day to day operation of the product.Assigned by:
- cybersecurity@se.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2019-6813
-
https://www.schneider-electric.com/en/download/document/SEVD-2019-225-03/
Security Notification - Modicon Ethernet / Serial RTU Module | Schneider ElectricVendor Advisory
-
https://www.schneider-electric.com/en/download/document/SEVD-2019-225-02/
Security Notification - Modicon M340 Controller | Schneider ElectricVendor Advisory
-
https://security.cse.iitk.ac.in/responsible-disclosure
Responsible Disclosure | Indian Institute of Technology, KanpurThird Party Advisory
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