What’s Vulnerable › Vulnerabilities

CVE-2024-8450: PLANET Technology switch devices - Hard-coded SNMPv1 read-write community string

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-09-30 · updated 2026-06-17
• Weakness: CWE-798

Description

Certain switch models from PLANET Technology have a Hard-coded community string in the SNMPv1 service, allowing unauthorized remote attackers to use this community string to access the SNMPv1 service with read-write privileges.

Affected products

• Planet Gs-4210-24P2S Firmware: before 3.305b240802 — fixed in 3.305b240802
• Planet Gs-4210-24Pl4C Firmware: before 2.305b240719 — fixed in 2.305b240719

How to fix

Upgrade to a fixed version: Planet Gs-4210-24P2S Firmware 3.305b240802; Planet Gs-4210-24Pl4C Firmware 2.305b240719. Check the vendor advisory for mitigations.

References

• https://www.twcert.org.tw/en/cp-139-8050-52f32-2.html
• https://www.twcert.org.tw/tw/cp-132-8049-83fe4-1.html

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