High severity · published Sep 17, 2019
CVE-2019-6829
A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2.90) and Modicon M340 (firmware version prior to V3.10), which could cause a…
7.5
CVSS
1.6%
EPSS
No
On KEV
Description
A CWE-248: Uncaught Exception vulnerability exists in Modicon M580 (firmware version prior to V2.90) and Modicon M340 (firmware version prior to V3.10), which could cause a possible denial of service when writing to specific memory addresses in the controller over Modbus.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 76% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MM
Modicon M340 Firmware · Schneider-electric
before 3.10 · source: NVD
MM
Modicon M580 Firmware · Schneider-electric
before 2.90 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-6829
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-6829
Vendor Advisory
https://www.schneider-electric.com/en/download/document/SEVD-2019-134-11/
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