TI-2021-03324 Aliases CVE-2021-4468 GHSA-4w9w-pqwx-pfqr

PLANEX CS-QP50F-ING2 Smart Camera Remote Configuration Disclosure

MEDIUM 44CWE-306Published 2025-11-14 · Updated 2025-11-17

Key facts

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

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-306.

Summary

PLANEX CS-QP50F-ING2 smart cameras expose a configuration backup interface over HTTP that does not require authentication. A remote, unauthenticated attacker can directly retrieve a compressed configuration backup file from the device. The backup contains sensitive configuration information, including credentials, allowing an attacker to obtain administrative access to the camera and compromise the confidentiality of the monitored environment.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00537 45th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by the CNA

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: Partial

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
PLANEX COMMUNICATIONS INC.	CS-QP50F-ING2	all versions	—	No fix listed	CNA

CS-QP50F-ING2 VendorPLANEX COMMUNICATIONS INC. Affected all versions Fixed in — No fix listed CNA

CPE names CNA · 1

CPE	Versions	Role	Vendor
cpe:2.3:h:planex:cs-qp50f:-:::::::*	not specified by the CNA	—	PLANEX COMMUNICATIONS INC.

cpe:2.3:h:planex:cs-qp50f:-:*:*:*:*:*:*:* Versions not specified by the CNA — ·PLANEX COMMUNICATIONS INC.

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-4468
2026-10-03 Alias added: GHSA-4w9w-pqwx-pfqr
2026-10-14 EPSS moved to the 50th–90th percentile
2026-10-16 EPSS moved to the below the 50th percentile

References

Exploit 1

https://packetstorm.news/files/id/160805/

Other 1

https://www.planex.co.jp/products/cs-qp50f/

TI-2013-05137 The web interface on D-Link DIR-100, DIR-120, DI-624S, DI-524UP, DI-604S, DI-604UP… CVSS 2.0HIGH 10.0
TI-2017-09302 An issue was discovered on PLANEX CS-W50HD devices with firmware before 030720. CVSS 3.0CRITICAL 9.8
TI-2017-09305 An issue was discovered on the PLANEX CS-QR20 1.30. CVSS 3.0CRITICAL 9.8
TI-2017-09301 An issue was discovered on PLANEX CS-W50HD devices with firmware before 030720. CVSS 3.0HIGH 8.8
TI-2024-19966 Command injection in PLANEX COMMUNICATIONS INC. MZK-MF300N CVSS 3.1HIGH 8.8
TI-2023-08635 Cross-site request forgery in PLANEX COMMUNICATIONS INC. Wired/Wireless LAN Pan/Tilt… CVSS 3.1HIGH 8.8

See all 16 →

Sources

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