CVE-2019-6845
A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580,...
CVE-2019-6845 is a high vulnerability (CVSS 7.5) in Schneider-electric Modicon M340 Firmware, published October 29, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.06%, the 65th percentile. No source names a fixed version.
- Severity
- 7.5 HighCVSS 3.1, NVD
- Exploit chance
- 1.06%EPSS, 65th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information when transferring applications to the controller using Modbus TCP protocol.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
Affected products
- schneider-electric modicon m340 firmware
- schneider-electric modicon m580 firmware
- schneider-electric tsxmcpc002m firmware
- schneider-electric tsxmcpc512k firmware
- schneider-electric tsxmfp0128p2 firmware
- schneider-electric tsxmfp064p2 firmware
- schneider-electric tsxmfpp001m firmware
- schneider-electric tsxmfpp002m firmware
- schneider-electric tsxmfpp004m firmware
- schneider-electric tsxmfpp224k firmware
- schneider-electric tsxmfpp384k firmware
- schneider-electric tsxmfpp512k firmware
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- schneider-electric tsxmrpc001m firmware
- schneider-electric tsxmrpc002m firmware
- schneider-electric tsxmrpc003m firmware
- schneider-electric tsxmrpc007m firmware
- schneider-electric tsxmrpc01m7 firmware
- schneider-electric tsxmrpc448k firmware
- schneider-electric tsxmrpc768k firmware
- schneider-electric tsxmrpf004m firmware
- schneider-electric tsxmrpf008m firmware
- schneider-electric tsxmrpp224k firmware
- schneider-electric tsxmrpp384k firmware
What each source reports
NVD Score used
A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information when transferring applications to the controller using Modbus TCP protocol.
- Record
CVE-2019-6845- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-319
- Updated
- 2026-11-02
CVE ListNo score
A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information when transferring applications to the controller using Modbus TCP protocol.
- Record
CVE-2019-6845- Weakness
- CWE-319
- Updated
- 2026-11-02
EUVDEUVD-2019-16399No score
A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information when transferring applications to the controller using Modbus TCP protocol.
- Record
EUVD-2019-16399- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m7mw-4chh-hqmqNo score
A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580,...
A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists in Modicon M580, Modicon M340, Modicon Premium , Modicon Quantum (all firmware versions), which could cause the disclosure of information when transferring applications to the controller using Modbus TCP protocol.
- Record
GHSA-m7mw-4chh-hqmq- Weakness
- CWE-319
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.