What’s Vulnerable › Vulnerabilities

CVE-2024-8455: PLANET Technology switch devices - Swctrl service exchanges weakly encoded passwords

• Severity: medium (CVSS 5.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% 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-261

Description

The swctrl service is used to detect and remotely manage PLANET Technology devices. For certain switch models, the authentication tokens used during communication with this service are encoded user passwords. Due to insufficient strength, unauthorized remote attackers who intercept the packets can directly crack them to obtain plaintext passwords.

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
• Planet Igs-5225-4Up1T2S Firmware: all versions

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-139-8060-f3955-2.html
• https://www.twcert.org.tw/tw/cp-132-8059-bde5f-1.html

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