Read the docs
TI-2023-21657 Aliases CVE-2023-41030GHSA-rv9g-j3r6-3pp9

Juplink RX4-1500 Hard-coded Credential Vulnerability

Priority MEDIUM 43CWE-259Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-259.

Summary

Hard-coded credentials in Juplink RX4-1500 versions V1.0.2 through V1.0.5 allow unauthenticated attackers to log in to the web interface or telnet service as the 'user' user.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0069 53rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
JuplinkRX4-1500V1.0.2 – V1.0.5—No fix listedCNA
  • RX4-1500 VendorJuplink Affected V1.0.2 – V1.0.5 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:juplink:rx4-1500_firmware:*:*:*:*:*:*:*:*1.0.2 – 1.0.5VulnerableJuplink
cpe:2.3:h:juplink:rx4-1500:-:*:*:*:*:*:*:*not specified by NVDRunning onJuplink
  • cpe:2.3:o:juplink:rx4-1500_firmware:*:*:*:*:*:*:*:* Versions 1.0.2 – 1.0.5 Vulnerable ·Juplink
  • cpe:2.3:h:juplink:rx4-1500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Juplink

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-41030
  2. 2026-10-03 Alias added: GHSA-rv9g-j3r6-3pp9

References

Advisory 1

  • TI-2023-21656 Juplink RX4-1500 Command Injection Vulnerability CVSS 3.1HIGH 8.8
  • TI-2023-21658 Juplink RX4-1500 homemng.htm Command Injection Vulnerability CVSS 3.1HIGH 8.8
  • TI-2023-21655 Juplink RX4-1500 Stack-based Buffer Overflow Vulnerability CVSS 3.1CRITICAL 9.0
  • TI-2023-21654 Juplink RX4-1500 Credential Disclosure Vulnerability CVSS 3.1HIGH 8.8
  • TI-2020-07056 Juplink RX4-1500 v1.0.3 allows remote attackers to gain root access to the Linux… CVSS 3.1MEDIUM 6.7
  • TI-2020-07057 httpd in Juplink RX4-1500 v1.0.3-v1.0.5 allows remote attackers to change or access… CVSS 3.1MEDIUM 5.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences