9.8crit
CVE-2017-6028
An Insufficiently Protected Credentials issue was discovered in Schneider Electric Modicon PLCs Modicon M241, all firmware versions, and Mo…
Published 9 y ago · modified 4 mo ago · JSON
CVSS
9.8
v3.1 · NVD
CISA KEV
No
not known exploited
EPSS
2.3%
percentile 83%
Public exploits
0
none known
Summary
An Insufficiently Protected Credentials issue was discovered in Schneider Electric Modicon PLCs Modicon M241, all firmware versions, and Modicon M251, all firmware versions. Log-in credentials are sent over the network with Base64 encoding leaving them susceptible to sniffing. Sniffed credentials could then be used to log into the web application.
Exploit prediction (EPSS)
2.25% probability of exploitation in the next 30 days, higher than 83% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- n/a Schneider Electric Modicon PLCs
Classification
- Weakness
- CWE-522 Insufficiently Protected Credentials
References
- ics-cert.us-cert.gov /advisories/ICSA-17-089-02 · x_refsource_MISC, x_transferred
- securityfocus.com /bid/97254 · vdb-entry, x_refsource_BID, x_transferred
Sources
- CVE List: CVE-2017-6028
- NVD: CVE-2017-6028
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