TI-2023-20791 Aliases CVE-2023-39809 GHSA-5fvp-953q-q2rj

N.V.K.INTER CO., LTD.

MEDIUM 52CWE-77Published 2023-08-21 · Updated 2026-07-09

Key facts

Attack vector: Network
Privileges required: None
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 · CISA ADP. Fix status from CNA. Impact type from CWE-77.

Summary

N.V.K.INTER CO., LTD. (NVK) iBSG v3.5 was discovered to contain an OS command injection vulnerability via shell metacharacters in the system_hostname parameter at /manage/network-basic.php.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.01493 74th 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: Yes
Technical impact: Total

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

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:nvki:intelligent_broadband_subscriber_gateway:3.5:::::::*	3.5	Vulnerable	Nvki

cpe:2.3:a:nvki:intelligent_broadband_subscriber_gateway:3.5:*:*:*:*:*:*:* Versions 3.5 Vulnerable ·Nvki

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2023-39809
2026-10-03 Alias added: GHSA-5fvp-953q-q2rj

References

Other 2

TI-2023-20790 N.V.K.INTER CO., LTD. CVSS 3.1CRITICAL 9.8
TI-2023-20789 N.V.K.INTER CO., LTD. CVSS 3.1CRITICAL 9.8

Sources

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