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ExploitedNot in CISA KEV yet

CVE-2023-4169

Exploitation confirmed. First attested on 2023-12-01 by GCVE · kevintel, GCVE · shadowserver.

  • Published2023-08-05
  • WeaknessCWE-284

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2023-08-0518:15CVE publishedNVD
  2. 2023-12-0104:16Listed as exploited by GCVEGCVE
  3. 2023-12-0104:16Exploitation first reportedGCVE

Observed activity

isMalicious corpus · updated 2026-11-03 09:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-4169?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-4169?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Ruijie rg-ew1200g firmwareversion to verify
BranchAffectedFixed in
1.0= 1.0\(1\)b1p5no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

read 2026-11-02 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
1 repository, unverifiedthedarknessdied/CVE-2023-4169_CVE-2023-3306_CVE-2023-4415
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

  • GCVEexploitation2023-12-01
  • CNACVSS 3.16.3known since 2026-10-23
  • NVDCVSS 3.18.8read 2026-10-23
  • CNACVSS 2.06.5known since 2026-10-23
  • CNAweakness (CWE)CWE-284known since 2026-10-23
  • FIRST EPSSEPSS score49.2 %read 2026-11-02
  • PoC-in-GitHubproof of concept1read 2026-11-02
  • ProjectDiscoverydetectionread 2026-11-02

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2023-08-05
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2023-4169?

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.

Is CVE-2023-4169 actively exploited?

Active exploitation of CVE-2023-4169 has not been confirmed. Its EPSS score was 49.2% on 2026-11-02, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-4169?

CVE-2023-4169 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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