VDB
CVE-2017-6026
CVE-2017-6026
PUBLISHED
CVSS 9.100000381469727 CRITICAL
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.
EPSS 14.76% · 94.6th percentile
Risk Scores
CVSS 3.1
9.100000381469727
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS Score
14.76%
94.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| schneider-electric | modicon_m251_firmware | 0 |
| n/a | Schneider Electric Modicon PLCs | Schneider Electric Modicon PLCs |
| schneider-electric | modicon_m241_firmware | 0 |
Exploit Intelligence
- https://www.exploit-db.com/exploits/45918/ (nist-nvd)
- https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02 (circl)
- 97254 (circl)
- Schneider Electric PLC - Session Calculation Authentication Bypass - Hardware webapps Exploit (variot)
- Schneider Electric PLC - Session Calculation Authentication Bypass - Hardware webapps Exploit (variot)
- Schneider Electric PLC - Session Calculation Authentication Bypass - Hardware webapps Exploit (variot)
- Schneider Electric PLC - Session Calculation Authentication Bypass Exploit (0day-today)
- Schneider Electric PLC - Session Calculation Authentication Bypass Exploit (0day-today)
Timeline
- Feb 17, 2017 CVE Published
- Nov 30, 2018 PoC Published
- Dec 1, 2018 PoC Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Jan 8, 2023 EPSS Score