CVE-2023-2378

Name: CVE-2023-2378
Creator: NVD / NIST
Published: 2023-04-28T16:15:10.063+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 4.31%

Last modified Jun 17, 2026

CVE-2023-2378 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A vulnerability was found in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. It has been rated as critical. EPSS estimates a 4.31% chance of exploitation in the next 30 days.

Description

A vulnerability was found in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. It has been rated as critical. Affected by this issue is some unknown functionality of the component Web Management Interface. The manipulation of the argument suffix-rate-up leads to command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-227654 is the identifier assigned to this vulnerability.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

4.31%

89.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-77

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/CI/4Exploit, Third Party Advisory
https://vuldb.com/?ctiid.227654Third Party Advisory
https://vuldb.com/?id.227654Third Party Advisory
https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/4Exploit, Third Party Advisory
https://vuldb.com/?ctiid.227654Third Party Advisory
https://vuldb.com/?id.227654Third Party Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2023-2378?

How severe is CVE-2023-2378?

CVE-2023-2378 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 4.31% probability of exploitation in the next 30 days.

How do I fix CVE-2023-2378?

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-2023-2378?

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

Scan your code now

Source: NVD / NIST