Vulnerability in Schneider-electric Modicon_m221
CVE-2018-7798
A Insufficient Verification of Data Authenticity (CWE-345) vulnerability exists in the Modicon M221, all versions, which could cause a change of IPv4 configuration (IP address, mask and gateway) when remotely connected to the device.
EPSS: 0.002 (36.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L.
Affected products
- Schneider-electric Modicon_m221
- Schneider-electric Somachine_basic
- Schneider Electric Se Modicon M221, All Versions — versions Modicon M221, All Versions
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cybersecurity@se.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cybersecurity@se.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-7798?
- CVE-2018-7798 is a high-severity vulnerability in Schneider-electric Modicon_m221, classified under Insufficient Verification of Data Authenticity. CVSS score: 8.2/10. Published 2018-11-02.
- How severe is CVE-2018-7798?
- High severity. CVSS v3 base score is 8.2 out of 10.
- Is CVE-2018-7798 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.