Buffer overflow in Schneider-Electric 140cpu31110
CVE-2018-7240
A vulnerability exists in Schneider Electric's Modicon Quantum in all versions of the communication modules which could allow arbitrary code execution. An FTP command used to upgrade the firmware of the module can be misused to cause a denial of service, or in extreme cases, to load a malicious firmware.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.032 (87.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 87.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.033 · newest: 0.032 · change: -0.001
Affected products
- Schneider-Electric 140cpu31110
- Schneider-Electric 140cpu31110c
- Schneider-Electric 140cpu31110c Firmware
- Schneider-Electric 140cpu31110 Firmware
- Schneider-Electric 140cpu43412u
- Schneider-Electric 140cpu43412uc
- Schneider-Electric 140cpu43412uc Firmware
- Schneider-Electric 140cpu43412u Firmware
- Schneider-Electric 140cpu65150
- Schneider-Electric 140cpu65150c
Weakness classification (CWE)
References
- www.schneider-electric.com/en/download/document/SEVD-2018-081-01/ (Vendor Advisory)
- www.securityfocus.com/bid/103541 (VDB Entry, Third Party Advisory, vdb-entry)
- ics-cert.us-cert.gov/advisories/ICSA-18-086-01 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-7240?
- CVE-2018-7240 is a high-severity vulnerability in Schneider-Electric 140cpu31110, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2018-04-18.
- How severe is CVE-2018-7240?
- High severity. CVSS v3 base score is 8.8 out of 10.