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CVE-2023-2373

Ubiquiti EdgeRouter X Web Management command injection

HIGH
7.2
CVSS Score
Published: April 28, 2023 at 02:00 PM UTC
Updated: July 9, 2026 at 03:35 PM UTC
4 products affected across 2 vendorsEdgemax Edgerouter FirmwareEr-XEr-X-Sfp

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Severity
HIGH7.2
Exploit prediction
EPSS 8%
SSVC
No known exploit

Description

A vulnerability, which was classified as critical, was found in Ubiquiti EdgeRouter X up to 2.0.9-hotfix.6. This affects an unknown part of the component Web Management Interface. The manipulation of the argument ecn-up leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-227649 was assigned to this vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Edgemax Edgerouter Firmware· UI
95%
v < 2.0.92.0.92.0.9 hotfix12.0.9 hotfix22.0.9 hotfix42.0.9 hotfix52.0.9 hotfix6
Affected range stops below 2.0.9, so it looks safe — our inference, not a vendor statement
ui-er-x (environment) · ui-er-x-sfp (environment)
EdgeRouter X· Ubiquiti
60%
2.0.9-hotfix.02.0.9-hotfix.12.0.9-hotfix.22.0.9-hotfix.32.0.9-hotfix.42.0.9-hotfix.52.0.9-hotfix.6
Er-X· UIdevice
80%
All versions
Er-X-Sfp· UIdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (7)

Broken LinkExploitThird Party Advisory
Source: [email protected]
https://github.com/leetsun/IoT/tree/main/EdgeRouterX/CI/5
Permissions RequiredThird Party Advisory
Source: [email protected]
https://vuldb.com/?ctiid.227649
Third Party Advisory
Source: [email protected]
https://vuldb.com/?id.227649
VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/227649
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/227649/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2023-2373
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/114074

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.2HIGHVulDB
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-77CWE-74

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