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 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.

CVSS v3.0 9.1 CRITICAL
CVSS v2.0 6.4 MEDIUM

9.1^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

6.4^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:N

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://ics-cert.us-cert.gov/advisories/ICSA-17-089-02	Third Party Advisory US Government Resource
http://www.securityfocus.com/bid/97254	Third Party Advisory VDB Entry
https://www.exploit-db.com/exploits/45918/	Exploit Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:schneider-electric:modicon_m251_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:modicon_m251:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:schneider-electric:modicon_m241_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:schneider-electric:modicon_m241:-:*:*:*:*:*:*:*

Information

Published : 2017-06-29 20:29

Updated : 2022-02-02 05:05

NVD link : CVE-2017-6026

Mitre link : CVE-2017-6026

JSON object : View

CWE

CWE-330

Use of Insufficiently Random Values

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Products Affected

schneider-electric

modicon_m251
modicon_m251_firmware
modicon_m241
modicon_m241_firmware

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