CVE-2017-6026 A Use of Insufficiently Random Values issue was discovered in Schneider Electric Modicon PLCs Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Ve...
CriticalCVSS 9.1
EPSS 31.8%
- Published
- Updated
- Exploit status
- No public exploit known
Description
A Use of Insufficiently Random Values issue was discovered in Schneider Electric Modicon PLCs Modicon M241, firmware versions prior to Version 4.0.5.11, and Modicon M251, firmware versions prior to Version 4.0.5.11. The session numbers generated by the web application are lacking randomization and are shared between several users. This may allow a current session to be compromised.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| schneider-electric modicon m251 firmware | <= 4.0.3.20 | No fix listed |
| schneider-electric modicon m241 firmware | <= 4.0.3.20 | No fix listed |
References
- 97254 third-party-advisory vdb-entry
- ics-cert.us-cert.gov third-party-advisory us-government-resource
- 45918 exploit third-party-advisory vdb-entry