What’s Vulnerable › Vulnerabilities

CVE-2024-8453: PLANET Technology switch devices - Weak hash for users' passwords

• Severity: medium (CVSS 4.9 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-328

Description

Certain switch models from PLANET Technology use an insecure hashing function to hash user passwords without being salted. Remote attackers with administrator privileges can read configuration files to obtain the hash values, and potentially crack them to retrieve the 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

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-139-8056-09688-2.html
• https://www.twcert.org.tw/tw/cp-132-8055-2c361-1.html

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