PT-2017-16842 · Schneider Electric · Modicon M251+1

Deneut Tijl + 1 · Published 2017-06-30 · Updated 2022-02-02 · CVE-2017-6026

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Name of the Vulnerable Software and Affected Versions Modicon M241 versions prior to 4.0.5.11 Modicon M251 versions prior to 4.0.5.11

Description A Use of Insufficiently Random Values issue was discovered, where the session numbers generated by the web application lack randomization and are shared between several users. This may allow a current session to be compromised.

Recommendations For Modicon M241 versions prior to 4.0.5.11, update to version 4.0.5.11 or later to resolve the issue. For Modicon M251 versions prior to 4.0.5.11, update to version 4.0.5.11 or later to resolve the issue.

Exploit

Fix

Use of Insufficiently Random Values

Weakness Enumeration

CWE-330

Related Identifiers

CVE-2017-6026

Affected Products

Modicon M241

Modicon M251

References · 5

• 🔥 https://exploit-db.com/exploits/45918 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2017-6026 · Security Note
• https://osv.dev/vulnerability/CVE-2017-6026 · Vendor Advisory
• https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02 · Note
• http://securityfocus.com/bid/97254 · Note