CVE-2023-2379

Name: CVE-2023-2379
Creator: NVD / NIST
Published: 2023-04-28T17:15:43.067+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.29%

Last modified Jun 17, 2026

CVE-2023-2379 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A vulnerability classified as critical has been found in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. This affects an unknown part of the component Web Service. EPSS estimates a 1.29% chance of exploitation in the next 30 days.

Description

A vulnerability classified as critical has been found in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. This affects an unknown part of the component Web Service. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-227655.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.29%

66.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Ui	Er-X Firmware	< 2.0.9
Ui	Er-X Firmware	2.0.9
Ui	Er-X-Sfp Firmware	< 2.0.9
Ui	Er-X-Sfp Firmware	2.0.9

References

https://github.com/leetsun/IoT/tree/main/EdgeRouterX/DoSExploit, Third Party Advisory
https://vuldb.com/?ctiid.227655Third Party Advisory
https://vuldb.com/?id.227655Third Party Advisory
https://github.com/leetsun/IoT/tree/main/EdgeRouterX/DoSExploit, Third Party Advisory
https://vuldb.com/?ctiid.227655Third Party Advisory
https://vuldb.com/?id.227655Third Party Advisory

Timeline

Published: Apr 28, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-2379?

How severe is CVE-2023-2379?

CVE-2023-2379 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.29% probability of exploitation in the next 30 days.

How do I fix CVE-2023-2379?

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.

Are you affected by CVE-2023-2379?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST