CVE-2017-6026
CVSS V2 Medium 6.4
CVSS V3 Critical 9.1
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.
Overview
- CVE ID
- CVE-2017-6026
- Assigner
- ics-cert@hq.dhs.gov
- Vulnerability Status
- Analyzed
- Published Version
- 2017-06-30T03:29:00
- Last Modified Date
- 2022-02-02T13:05:52
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| AND | ||||
| cpe:2.3:o:schneider-electric:modicon_m251_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.0.3.20 | |
| cpe:2.3:h:schneider-electric:modicon_m251:-:*:*:*:*:*:*:* | 0 | OR | ||
| AND | ||||
| cpe:2.3:o:schneider-electric:modicon_m241_firmware:*:*:*:*:*:*:*:* | 1 | OR | 4.0.3.20 | |
| cpe:2.3:h:schneider-electric:modicon_m241:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 6.4
- Severity
- MEDIUM
- Exploitability Score
- 10
- Impact Score
- 4.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- NONE
- Base Score
- 9.1
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.2
References
| Reference URL | Reference Tags |
|---|---|
| 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 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2017-6026 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6026 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:34:47 | Added to TrackCVE | |||
| 2022-12-02 18:11:43 | 2017-06-30T03:29Z | 2017-06-30T03:29:00 | CVE Published Date | updated |
| 2022-12-02 18:11:43 | 2022-02-02T13:05:52 | CVE Modified Date | updated | |
| 2022-12-02 18:11:43 | Analyzed | Vulnerability Status | updated |