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TI-2023-21655 Aliases CVE-2023-41028GHSA-9vvm-hf5j-x32h

Juplink RX4-1500 Stack-based Buffer Overflow Vulnerability

Priority MEDIUM 42CWE-121Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.

Summary

A stack-based buffer overflow exists in Juplink RX4-1500, a WiFi router, in versions 1.0.2 through 1.0.5. An authenticated attacker can exploit this vulnerability to achieve code execution as root.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00858 58th 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
Total

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-2023-41028
  2. 2026-10-03 Alias added: GHSA-9vvm-hf5j-x32h

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-2023-21657 Juplink RX4-1500 Hard-coded Credential Vulnerability CVSS 3.1CRITICAL 9.8
  • 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