What’s Vulnerable › Vulnerabilities

CVE-2020-24033

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-10-22 · updated 2026-06-17
• Weakness: CWE-352

Description

An issue was discovered in fs.com S3900 24T4S 1.7.0 and earlier. The form does not have an authentication or token authentication mechanism that allows remote attackers to forge requests on behalf of a site administrator to change all settings including deleting users, creating new users with escalated privileges.

Affected products

• Fs S3900 24T4S Firmware: through 1.7.0

References

• https://github.com/M0NsTeRRR/CVE-2020-24033
• https://github.com/M0NsTeRRR/S3900-24T4S-CSRF-vulnerability
• https://github.com/M0NsTeRRR/CVE-2020-24033
• https://github.com/M0NsTeRRR/S3900-24T4S-CSRF-vulnerability

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