CVE-2018-7788
MEDIUMCVSS 6.5/10EPSS 1.14%
Last modified
CVE-2018-7788 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A CWE-255 Credentials Management vulnerability exists in Modicon Quantum with firmware versions prior to V2.40. which could cause a Denial Of Service when using a Telnet connection.. EPSS estimates a 1.14% chance of exploitation in the next 30 days.
Description
A CWE-255 Credentials Management vulnerability exists in Modicon Quantum with firmware versions prior to V2.40. which could cause a Denial Of Service when using a Telnet connection.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Schneider-Electric | Modicon Quantum Firmware | < 2.40 |
References
- https://www.schneider-electric.com/en/download/document/SEVD-2019-134-08/Patch, Vendor Advisory
- https://www.schneider-electric.com/en/download/document/SEVD-2019-134-08/Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-7788?
A CWE-255 Credentials Management vulnerability exists in Modicon Quantum with firmware versions prior to V2.40. which could cause a Denial Of Service when using a Telnet connection.
How severe is CVE-2018-7788?
CVE-2018-7788 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.14% probability of exploitation in the next 30 days.
How do I fix CVE-2018-7788?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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Are you affected by CVE-2018-7788?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST