What it is
CVE-2023-4169 is Ruijie RG-EW1200G Administrator Password set_passwd access control. A vulnerability was found in Ruijie RG-EW1200G 1.0(1)B1P5. It has been declared as critical. Affected by this vulnerability is an...
Vulnerability report
Exploited in the wild
High confidence
Not in CISA KEV
CVE-2023-4169
Ruijie RG-EW1200G Administrator Password set_passwd access control
Ruijie / RG-EW1200G · 1.0(1)B1P5
- Severity
- CVSS 6.3 · Medium
- Confidence
- High
- Exploit status
- Exploited in the wild
- EPSS
- 49.2%
- First observed
- —
- Last observed
- —
Decision summary
What security teams need to know first
Direct answers before the deeper technical record.
Is it exploited?
Yes. KEV Intelligence tracks this CVE as a known exploited vulnerability. Confidence is high.
Who is affected?
Ruijie / RG-EW1200G 1.0(1)b1p5.
What should we do?
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
Overview
A vulnerability was found in Ruijie RG-EW1200G 1.0(1)B1P5
A vulnerability was found in Ruijie RG-EW1200G 1.0(1)B1P5. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file /api/sys/set_passwd of the component Administrator Password Handler. The manipulation leads to improper access controls. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-236185 was assigned to this vulnerability.
NOTE: The vendor was contacted early about this disclosure but did not respond in any way. In Ruijie RG-EW1200G 1.0(1)B1P5 wurde eine kritische Schwachstelle ausgemacht. Es geht um eine nicht näher bekannte Funktion der Datei /api/sys/set_passwd der Komponente Administrator Password Handler. Durch Manipulation mit unbekannten Daten kann eine improper access controls-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.
Vendor
Product
Affected
Status
Ruijie
RG-EW1200G
1.0(1)B1P5
Affected
- Published
- 05 Aug 2023
- Exploitation Reported
- 07 Jun 2026
- Attack vector
- Remote
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
Tags
nuclei_scanner
CVE References
- CVE Record CVE.org · CVE Record https://www.cve.org/CVERecord?id=CVE-2023-4169
- GitHub — blakespire/repoforcve github.com · Exploit https://github.com/blakespire/repoforcve/tree/main/RG-EW1200G
- Technical Description — vuldb.com vuldb.com · Technical Description https://vuldb.com/?id.236185
- Signature — vuldb.com vuldb.com · Signature https://vuldb.com/?ctiid.236185
Exploitation evidence
Why KEV Intelligence marks this CVE as exploited
Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.
Exploited in the wild
The Shadowserver
Independent exploitation attestation added to the KEV Intelligence record.
Proof of concept available
GitHub
Public scanner or PoC coverage increases practical exploitability.
Known exploited vulnerability sources
Per-source evidence links for KEV attestations are available through the KEV Intelligence Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| The Shadowserver First | 2025-11-26 00:00 UTC |
Detection
Operational artifacts and observed signals
Make the evidence actionable in scanner, SOC, and edge-control workflows.
Observed signals
- Request targets
- 0
- User-Agents
- 0
Raw values available in Pro and Enterprise.
Scanner coverage
Nuclei template detected 25 Apr 2025.
View Nuclei template (opens in new tab)Virtual patch status
No KEV Intelligence virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.
Learn about virtual patches →Scanner Artifacts
Scanner and exploit-framework references linked to this CVE.
| Scanner | Reference | Detected |
|---|---|---|
| Nuclei | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2023/CVE-2023-4169.yaml | 25 Apr 2025 |
Risk and context
Severity, weaknesses, and research context
CVSS v3.1
6.3
Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
EPSS
49.2%
Weaknesses
All CVSS Scores
CVSS v3.1
6.3
Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v3.0
6.3
Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v2.0
6.5
Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P
Potential Proof of Concepts
These PoCs are unverified and could contain malware. Use at your own risk.
Ruijie RG-EW1200G Router - Password Reset
nuclei · Created Unknown
Timeline
From disclosure to observed exploitation
-
Public PoC available
Public proof-of-concept code published
-
Added to KEV Intelligence KEV Feed
High-confidence, third-party attested exploitation
-
Nuclei template available
Scanner coverage available
-
CVE published
Vulnerability disclosed publicly
-
CVE ID reserved
Identifier reserved by the CNA
Pro API
Automate this intelligence
Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
- Evidence confidence and provenance
- First-party sensor telemetry
- PoC and scanner references
- Affected versions and enrichment
- Automation-ready JSON delivery
GET /api/v2/pro/kevs/CVE-2023-4169
Free JSON includes basic KEV fields{
"cve_id": "CVE-2023-4169",
"confidence": "High",
"cvss_score": 6.3,
"cvss_estimated": false,
"epss_score": 0.4923,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "attempts": 0, "sensors": 0 }
}Early warning alerts
Get alerts on high-impact exploitation
Receive curator-selected alerts when exploitation activity warrants attention. Each alert includes the evidence and context needed to decide what requires attention now.