Auth bypass in Schneider-Electric Modicon Quantum Plc
CVE-2012-0931
Schneider Electric Modicon Quantum PLC does not perform authentication between the Unity software and PLC, which allows remote attackers to cause a denial of service or possibly execute arbitrary code via unspecified vectors.
Vulnerability class: Broken Authentication
EPSS: 0.049 (91.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Schneider-electric Modicon_quantum_plc
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_MISC, Broken Link)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_SECUNIA, Not Applicable, third-party-advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_XF)
- cve@mitre.org (US Government Resource, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2012-0931?
- CVE-2012-0931 is a critical-severity vulnerability in Schneider-Electric Modicon Quantum Plc, classified under Improper Authentication. CVSS score: 9.8/10. Published 2012-01-28.
- How severe is CVE-2012-0931?
- Critical severity. CVSS v3 base score is 9.8 out of 10.