CVE-2019-6520
HIGHCVSS 7.5/10EPSS 1.65%
Last modified
CVE-2019-6520 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Moxa IKS and EDS does not properly check authority on server side, which results in a read-only user being able to perform arbitrary configuration changes.. EPSS estimates a 1.65% chance of exploitation in the next 30 days.
Description
Moxa IKS and EDS does not properly check authority on server side, which results in a read-only user being able to perform arbitrary configuration changes.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Moxa | Iks-G6824a Firmware | <= 4.5 |
| Moxa | Eds-405a Firmware | <= 3.8 |
| Moxa | Eds-408a Firmware | <= 3.8 |
| Moxa | Eds-510a Firmware | <= 3.8 |
References
- http://www.securityfocus.com/bid/107178Third Party Advisory, VDB Entry
- https://ics-cert.us-cert.gov/advisories/ICSA-19-057-01Third Party Advisory, US Government Resource
- http://www.securityfocus.com/bid/107178Third Party Advisory, VDB Entry
- https://ics-cert.us-cert.gov/advisories/ICSA-19-057-01Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-6520?
Moxa IKS and EDS does not properly check authority on server side, which results in a read-only user being able to perform arbitrary configuration changes.
How severe is CVE-2019-6520?
CVE-2019-6520 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.65% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6520?
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.
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Are you affected by CVE-2019-6520?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST