What’s Vulnerable › Vulnerabilities

CVE-2022-46378

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-05-10 · updated 2026-06-17
• Weakness: CWE-823

Description

An out-of-bounds read vulnerability exists in the PORT command parameter extraction functionality of Weston Embedded uC-FTPs v 1.98.00. A specially-crafted set of network packets can lead to denial of service. An attacker can send packets to trigger this vulnerability.This vulnerability occurs when no port argument is provided to the `PORT` command.

Affected products

• Weston Embedded uC-FTPs: 1.98.00

References

• https://github.com/weston-embedded/uC-FTPs/pull/2
• https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681
• https://github.com/weston-embedded/uC-FTPs/pull/2
• https://talosintelligence.com/vulnerability_reports/TALOS-2022-1681
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1681

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