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CVE-2023-27796

HIGH
8.8
CVSS Score
Published: March 26, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:45 AM UTC
6 products affected across 1 vendorRg EW1200G Pro FirmwareRg EW3200GX Pro FirmwareRg EW1800GX Pro Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

RG-EW1200G PRO Wireless Routers EW_3.0(1)B11P204, RG-EW1800GX PRO Wireless Routers EW_3.0(1)B11P204, and RG-EW3200GX PRO Wireless Routers EW_3.0(1)B11P204 were discovered to contain multiple command injection vulnerabilities via the data.ip, data.protocal, data.iface and data.package parameters in the runPackDiagnose function of diagnose.lua.

Affected

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

Rg EW1200G Pro Firmware· Ruijienetworks
95%
ew_3.0(1)b11p204
ruijienetworks-rg-ew1200g-pro (same device)
Rg EW1800GX Pro Firmware· Ruijienetworks
95%
ew_3.0(1)b11p204
ruijienetworks-rg-ew1800gx-pro (same device)
Rg EW3200GX Pro Firmware· Ruijienetworks
95%
ew_3.0(1)b11p204
ruijienetworks-rg-ew3200gx-pro (same device)
Rg-Ew1200G Pro· Ruijienetworksdevice
80%
All versions
Rg-Ew1800Gx Pro· Ruijienetworksdevice
80%
All versions
Rg-Ew3200Gx Pro· Ruijienetworksdevice
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 (1)

ExploitThird Party Advisory
Source: [email protected]
https://github.com/winmt/my-vuls/tree/main/RG-EW%20PRO%20Series

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

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

CVSS

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-77

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