CVE-2018-7838
Last modified
CVE-2018-7838 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A CWE-119 Buffer Errors vulnerability exists in Modicon M580 CPU - BMEP582040, all versions before V2.90, and Modicon Ethernet Module BMENOC0301, all versions before V2.16, which could cause denial of service on the FTP service of the controller or the Ethernet BMENOC module when it receives a FTP CWD command with a data length greater than 1020 bytes. A power cycle is then needed to reactivate the FTP service.. EPSS estimates a 1.12% chance of exploitation in the next 30 days.
Description
A CWE-119 Buffer Errors vulnerability exists in Modicon M580 CPU - BMEP582040, all versions before V2.90, and Modicon Ethernet Module BMENOC0301, all versions before V2.16, which could cause denial of service on the FTP service of the controller or the Ethernet BMENOC module when it receives a FTP CWD command with a data length greater than 1020 bytes. A power cycle is then needed to reactivate the FTP service.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Schneider-Electric | Bmenoc0301 Firmware | < 2.16 |
| Schneider-Electric | Modicon M580 Bmep584040 Firmware | < 2.90 |
| Schneider-Electric | Modicon M580 Bmep586040 Firmware | < 2.90 |
| Schneider-Electric | Bmeh586040 Firmware | < 2.90 |
| Schneider-Electric | Modicon M580 Bmep581020 Firmware | < 2.90 |
| Schneider-Electric | Modicon M580 Bmep582020 Firmware | < 2.90 |
| Schneider-Electric | Modicon M580 Bmep582040 Firmware | < 2.90 |
| Schneider-Electric | Modicon M580 Bmep583020 Firmware | < 2.90 |
| Schneider-Electric | Modicon M580 Bmep583040 Firmware | < 2.90 |
| Schneider-Electric | Modicon M580 Bmep584020 Firmware | < 2.90 |
| Schneider-Electric | Modicon M580 Bmep585040 Firmware | < 2.90 |
| Schneider-Electric | Modicon M580 Bmep582040s Firmware | < 2.90 |
| Schneider-Electric | Bmeh582040 Firmware | < 2.90 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
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